JFIFXXC    $.' ",#(7),01444'9=82<.342C  2!!22222222222222222222222222222222222222222222222222"T!1"AQaq2#BRUVbr3CT$S4Dcdst%5F ?1TSQ³T&cS@Zu_-ˢbxBԻY[##䖲]e`O`h3\ۤ0ڊNҒDYi+X527>KfkN6 뽽{9L2׬ث䯕=jɽHFr+]fYRUȲ;U'zI8ڻK"v!oW@7lMc1]tReeMާxe:˔cgb'm+[zzs5^J}>bJf[)(r;2H8¦ɉ.HMIՍOܓD,]aE#fdTr&zDت)6)XbE]N$j9{Kr0D m%i(˅5VOpfrVȟ+ fM[%4^E-HkY{MU[rBͫ+>Y_,szssUvDi]5TD׳#fY5r/W={QF5\Uz:[fqu$Z3Gĉ]S3[y÷=3bjhEefMwCb(~dlsޫ5ԇWhі1꺚QKڬn_Kj &?\7tqwCx6ԭsEopz2CCI=TF^;{>ZPGo}dOqh(i(!Hi)=1"& y,WO:Vbͫڻщƫy*&j|("Yfݪ֠}^4lyV*enC15eܒ˒k0'%TC_vZYTbwfixjݖ%]/QS=\5L*W{@4\~[N%EUR?trfgd@*&k9͞U[TWYw17̉ xіjꚜ*$r. ~Նo"Zh8WU:\;ϠlQ_vz96N,ccZkQb! ϠL5CEeD?FMw+ahTQĚݿ1rݒjqdԳ7'5Sjr9SM笫Z[1_$\DU@SwGk{Eؽikn}KZe]Kb.jPDHO$TSrZ)fXJّ84rɞMOYg%[Y=S]=TʩOK:EMS**gIu1JঅFu.P>8i$Ļ)~_9"t.wb< !ŗwCgآdv^vHwN:J&.B3ԝBHApV'u5;d""+S%ݳcP倓ElxQJgj]H)Yd\%UTGȩƊ9 ;a6y'բpŬۗ2TaUy4 Mrg]\Y_hGnw,Qswf]#sjmUU:H6=f)VV*xd*^nW\յyfUo5h&H'0-fY⒩3_Qb&bܩ· mGƹs˹wr[ ]Tיj[L d##WsLU<ڀ KG$f/yvzZ*9˱XEboRMKpcbq:!t3߶74rjN@<:RAS hSzUھ&GƝ_tã.ô7+j<Pܙ]M|k{C4"ގvQV6B֦QA[OY -7&Oj\ C:7;9h\W5sor\*x=&Qu]ܭO,&77T1骽i1}/JlVW=6L@SzdiȠ"h+jI+${]̚CS5I7FVDQ#x<2uoԫ~y!-.h&*{殳{X4gx&,.vRM/T^2Ǿ7H'QTTڝ7Wnau͊T̕rUMۙ X,yyFڗI|l| mOv3&Ӭ2*{4!D3;(\mzdyNgyF5BU7fܚ;{ REQKF*q+W4B%6(±rZkg}aTjIh+g%=ftw.~r[\w %䘲dmv'+\,pPkGt{-SPǫQX {dʈ)2)LO4JDcxhF=Lg-TY˨x륝ɵP6x}%wpG/ GtqV(lLNyZ.*gLԑ~[x.E [GvՊU͙H-xCYg^II"oΛG15k$R}yɔUEͫj/"[m) f1[ԊHߵ73 \cĘ:^FjۙPo d%CE\ bUNvobg$LWRLeȜ죸S-6atMd(p`yF-VիfIUv|+)cT)toNTrd(=7-wJ|ȩ%,υU?d w=5'~i ; goޤ^ՠ[ZkݔuLF]Oz?SS* LCn1vT2UD]ٙ˸"E#%Fsq?gǞygs'FE; {GW+[|lo:jG gEΦ^@!)v[,\ɴLsbNU-n;%]ϒ΋-6ވSEE\]vN;y|cBر٪*_b{ DwעYHڨәɪi7OC4"vU}#ɛ~Si+ 9=%#[+`YԩT,LrF6F+TQxХ%ܟZߛ 5|x&-BL&߼+#hJ"CLeӮ~8MjXFO$wF5Qڮ^Wƹ-{?`FWolw´_M[ -4T_4\-ՐqTDXDT|:yG ssޮmRYth x(͑UݳR&W(noDr$MU+\_hPܣ\IPɓ{<@"ߨaĸFȦ.kc'rrr*o-yͪG;ZZf-,1IݪW}$Ǥ+#[{8^T Igd4ύoa vne-ՊY|LjȚE`nC!@C- ~kfYzg>z&{ P(4x:^mXsO{s6Wx*ʸәx.4BZwdXIo{R"r16N6J7(2t'voDe™d6#M:ɈF數d]٘EMdG#$cr#Ƌ9@_I}EɜU'3Q}g4pƲHr"'XKu¦dTWB^VyJM"\USR]GdUNp떮"oIbeުvt9)umָ[MVEڽUѣ,czu5(e r[{klWyuBőѫTDQ+]̓m(e{Mq?7N'[jh,֥IXS<絪.Sb.\jC`n,7cwj79U{S]{Ld?@0ʹɓj5YΌj&}!Zm\5cbD~>ױ|{U\E^MOCAvMuy牲<Hffz^bJ`|/ڏhsvFzs;5+L8cO=,dSMjnLrE9,nʖ*wiEVVV|cSPƿ&|!-ѣfTTOHvDRLثD$jvjp)j]WyiV^|K-UCё;yj1EK E-\ͅrj+$KK4ml+W9[onKb{S7Cgh~wZ(x/Vk횮XjzӍ3Nt\:x5_ڮ ƹ"'Vq=ܻ 1r1^ co![;6I}h1=g֑]SkV7$rsU2ㅯ=_I UMUjv&j #\+.2wK5$G2yfo_*.H8bqڰmYW*NnNӽ'%5ޒ?ƿ[F1kQ2F2D?AUGI;Lg*=#؍T؈Y*!gthks;'E^ V =D1TªN'5sOQv-5mwU:Y3rr"%"-s-;ܺwpTǖ>kŹ9$sO{څ9E3/C4)1y]툊/*7P =<5glR6695] C:Hck_Hurf߼}2#k"+jߔߑJ%JeEI#rJwJV2[%LiŔ{X<|&u6F/sGW1XjƵ $/" d(V><FWSj~\k{ Exve{ȫpޭz*-R٘T_AWM[ DMEOY# ]룊9Q9۷P4ʛ#jaȪkc'rrr*o0uZIyHWFV7OO' ֪G*6x<]}l6UFv]J}*&.e-ՊY|LjȚE-n 箥d)tONg&K=3LR[n543"ҾgT9#\U7U2wjD;:c&W*>\k]ŋ' N6=[ k¤dMTU""2|cTtr5N4TPf߼Z\УRPY KO#eb+U=EٶGqRBQegC >l*J$MyWykuu;>[8MBggޙ.٪\iYG_R/YQ -{3߶[S~KUNЩ_kG05nd1zz]\EjeܭDT|I*ȥnc{2{UZTؠ`yFQ9Bһnܚ`|.w=&1u]R DV䩚qL1elXlTɴOk>bm+fEiMnLMeq+@IC5i';V*JuTo{SMKeʖTfLNV/wsL̟ *h`sx+awI2L֣co(vUNސ-\7d:EDj7>w`hM"Y\X^-YW֨G&~5TsWSj^fm2k0ї9n1QR\Jnf(E:zyv %Uc+ߪJƟZR.L֦o6KTsW'&NM-nvѽii5x?uZw wթٞk*E^4;z -tlnrPMٷ&N^B<(6ʪ8"|Nr*~ Q}$dZyyZ>!gAW/^Bg%epT%串dmv'+\,pP÷0f>xD 4IO^]G0It沍u)YR|Q:Q3# Ew3i+-,̤Lj7j)O4sDF{84BQ,T(P2d"*{;S GtqV(lNE8BxkSٯLoȼʚGv8F]Íl%rU1$_ K_,g9rp=&rUS5$MWwt7qT8C U$55)U$G"I~bZmWEvI&翟vtsT[U5ULyHossU>@ ;뿜t#NǪ&;.%dʺtowpUV]k54FެJ^YdI GG#UEEL7kd*S\,V/SkN\ESH;9GptY.vrug>uM+q\rF&j g)䊚M[~pSXpԋPQ [&2ŕ7W%#=bEؽ*zy\ MqeDrJV\44G5TOI/NnD,:<x;WcmKc~C x%^E7qI~yD+ JGt%S[w:eY8"| Qmf7IP=SHx6X~&"-%K%^]ٚѿb^X^cIsq>! Ǟwgs'G"/Yׅ{NͶa9rnJv]IS.^RRݩlVjk)cYkNu\:Jq/xYwvsTȮcNdL ` ڜU(٢lq;;t st/} 9:'SΘuѽnrQj؈x_u\vv}5MAGEMObLZ ,5sZ&S?/+U2Nu$PVؙŞcwUms}R#߬KEh5q̶;(j&~$,P@s7戼bBرٖMϘCJ>x=hXkK=ϳ>.|22\Hzyv%U/z@z(+dikUIidTj١ W8y(k49w󶍭g-}~r*b\TIutlvI/SyIKX0|tjܫ-LoEΨUPZsEU]QЦ #[\Yb96I>&=`N&b%«)׍ M9H2CҾ2’6M[vpSdY^@wLMku]Ud{^R6 Oо LAwn.4e[Έ%8lOj[)Z2Jj<ܨwg4>K%oy_B5?V*L{ۗX\j1E/^lTi~v\\sUZɱSxл}[BXykucYhIOZP7x=]*6g;c*Lӂ[HDt[w69E;@Ҳ,k#cUs$j&U*&s,58..޴& 95Y(ʪ 3gB)]@ ž5Fʹ!' y%un4(ǹ>Dp6v|[eIkֽ.mCa52L*^R"m><S\ARǦVkIjQb\7/yE㥨*Z91yQS4c7I'K$r+߄^7eL.~S4rth󞎪gksVT..UVM$nGSQsN? "XLX.QjSmZETؑo ptvr[||7:0(&pPZYOK {F'xF}8ajTܤObvfqwzRaN^D?c4*VBE⊕.fjҾ9sv!28-i3BJ8ݫb:F/Otc0*gxd-4kDւPS䕔ڦ5;U;fZۥW{sfoL`,x %Fo4ʿs\NP2TMxoWjkXJjXGW$Nu)!UKe޵}EvyNdLt,-G.qSMX_JMgR.kΩB 8QskIMwRwi%\dYVܚ96^FDPb:_ة)|Lވn.(%NEGbǗnmt 96WUƙĝʗkj{KI&ݙ=2O-Pݭm5Q<]L9?pjJJiEIa{z/+W%3գH5UJڶl#$"_>$Z^WN1>\k{ v\b[j_MWz,4wܧ]O,uJF*ׂPtvڶwe2K5]*핽3i k(/T323>9@G-]eDT7YkZ}Q7bs`0]kU3e4i+iʢd¨C躽5}]CUUIQS4M">IsUv&ӽ䮆Ne:I_*zzH]uZds'^(~HH5\ŷ]t*vF㩑̨Li 8Pwо;jg]̕qfEڑdõoDU@A쮴\V۪U?z˟@4^4vsIث +OquU+ՙ̹Wޥ8šoޖ:kVVh\?I㕒ױs\\S']~E|:)V?PvKi ˍ)1G2HtNx #jV&Nzv]AR@'҈-ں/o0_-G$cuFdz.ߺ* ShZuDĢ*=3ωB5 TZir5;U2<*/@úFeZS7-R6<ju*]:ٮk+j];=x;׳`M 'm{k7l鰖=`ڄ[uR]s*'{N.864!Irks}MebC+ 0d^l0&Hb^sF8޵8׹8ʿWkU?PFࢍsw:dkF(̗+]DBq5Ͻx(@poj֠9rl}N}_Iz0ɨhxjN?"s׻#zQnVIw)2o+^}1%akT+Cb;N5R#ݱSVgyNN.SW}^_p&74ʼf L~Z L b|.K:}^<ǏժX!~C Ϩ 5sC!_X)&3hӕ/: -wZ|ȩ%,υ*~*ƚmk5TfU2떫۟X("X[{(b'g ;᛫xtE)jY#ny;T":6&U2T]1z#LoNm>cT8@G͇n5jw#ڞ";ᪿ'[zLؽJ]C]mI]MMLm>6%.Lv6ek}̻"HDVtOf.QH[דJOHd '8*nw*Zvk=xב8Wb!Rq/w.5j3e=:.m>$U^<\O}[U ڨ4_Ήx 2hEtXq u)TnO{Ȝ{o64A-q rCl\ /wY޼ɾSMK !&c6ZDM٭LPaU3U9MuF *EڂN)*XZHV_m^D6PUS3^xo,oG'p`3@3C-UB52NFȉ9q)-pY:gSB9ܩ^4^%< ߍ C_*"f"xӭ6Nh]j- U;^T^4]UEEESre4CuĴIdʞvflcN?|Jzm MƞE3$T9`|YM0=k%^D(•7Gs*(P猖ff*T+Wk wTˡoWj[ZJjhGGsSE|ķ˽juLڹn92@5`-qV#掝92i^"Y> tخ= *u=OO[-m546zRجWJף)cY$^dNu\:B9?6ٙʪ 32E+7ʼI֯TȮcNdL @3]&4(ǹ'Yal;S4tɗMr'~Eŵim6j (:jxlN&M\+uRYu 5;=HD*V;Ƶ6RSg&r^5܇]x-nۜ4ɱz5"։_A$w+;:x'^GF$*zI)l޳zr;[KUXRQq7U]f+ 66#D$D82<룊9l=ﺪU+sjڋȠ])vm ZM3NE7S[ǖvo9 ;X(Bh<Χ~K4oy4l|⍭GJ,|p՗X*frLӌ[]=c*S2pՙՐYwm<ͨ>K%oy47V<ūѫjS\ܡcxIקozq9sy-Zuvmkkdoi5EƘ2ی쮢n L S9S0{U-Jzz/jsW#VX]i!n '֯=vOAW"v:TGUM4x^F.J"技^4\3'!i41U+*ȓɖNG&N# 0TܮHFc.Nu$yU3U]ȅA(v-5V)S&Hk=]UKlfMLiŚ2&jp Vƾgr,ޑ7t( mFZ8|;I%=\U7!@~^=FHAD[mXNTkS6qDʑ~P$W,?حU3m$<9]Ĝ b;߫[ ]'Sx)ؤU,3G,{sm.xyzvUw*vgqoN jާaDy`zntOV*uvM,+Ժ-t-Us|j*|I;Ik ivXP"Hk֙sy9dH#zk5r*99QxQpVoX.jm䢕V^Y)Xd٢l'{'xq}Y[Cy捊'c_Zs9L,+Ur**.J*)Yv K5鸂<ߔrmE"`Dp,*uml5UyKVUM-fZ|TI]BM:vIw[rE @9o ^.bjSƫIWOy@,-G'SMZ]ok:jrj]-DtHrj Y-2_+#ծ54TڟIx] Y 4Ue=[B.vtf[hllF֢"#Q2DND +VŅuIғ{YԛWS(jO2US^dRUO[W5ULgHrj|@; c [ 4Ue=cX.]LZeνE]rj,h>ё+dFֱ֢"""d(pZWKM&ʵV \k6pԝx/JXqN6'QR*Sd^ݚ"Ū湮ސE Eʾ%Fʹ Ga,ikiT}Sf$hȝE:zx6mF1L9 & G RZsMiD,;D:篤o3'Dr*/]p2WBj/j=sXʶt2wjDKZkܨeO'r.—ubMGMkS5r"&{p}]#[z/K54ucZH|}rRV̈;ާ2wXt3oLdSGlQՎ13^܎ޕ[gs v;\M*έ|q=HsWo3U֒ts5azOQborVF_\MYw6+w XjiLG5W#hv[ S]IQmfnxR@j1.XJ.Ӄ$N&g\sp(Ŷ(.vpFDszd2`Jŝ溵H9̶,s_\#*.h~aMNHژխv^й)MhTQU1cJsW%/ iZ퇒׌a̡ŬDY;5W4'ˎ㡑S]Ek4Dn}ije+fFz^4\3'qeB@ɛ"{AbکSbg_zr c[t$zK%e̍UEڥzmdǭjݮEMc<%|9st9\^.r.2yog]gUq?}WYGthpOudxq?}]Z/g]g=pOudyW@WYGg]gUq?}WYGthpOudxq?}]Z/g]g=pOudyW@WYGg]gUq?}WYGthpOudxq?}]Z/g]g=pOudyW@WYGqxvIFR=ՒEܝ G nѮ=8+ 6z\jjW*kq5;W dmNU~E]HWq+Q[s4mV|cܜ'.dϓ-Er5UW$DLTZ/PKVSկ9Sc>l̀O\yG%(YS2Tɲ͟w&[TBط@ `K\oթOOˮ&kTbi,;U7aR{p[R;ϠL(WKSqgOJTứ) sj\x+ am$0̹zR;k׵T &IrL̑,;RkcQvu'Vy':ZX*x*T]Ds^UˈªU^0=vG>+=s#wz~`-BL2&KS0O֏+ԗ67T2D^R3Z.LQJgDͽ3ƙ/r,knE O$ y*8ٚoB5 CsO⧏b27N4_X`aC,hND 8ڼhhteA1bX\$ۭ{9[:ӌ4UO=E#{W4sU3E@K|YOUύ9r^mU6;eOK+>[92^Oy)ot7Y+'TͭUnϢ6w%KZZI]%SS29G1UjN%Mzp4J ''"d^s#rgz_zܜ밁.˭j. iQ:ru q-%ۑ1Mbj2j޷j޷ Mbj3Ė&Kz?̥zJZixRտ)icDDEWoBFnj'BOC掷2psB-DbYvܓV ߴ?mj?mj)N}{}{-wڣMYI)T3UQLdu sDEv.}Enoo`jnjvE)v)+k`Y F3X5rUݓ;;'3)B.EAz}V -ƚv('k#EުUYxMCW}ަd  `ޱtq7Zߵ*|:䜙4hbjTTȉz?b< zT[Ob< vb< vRm='>O='>OK#`?P#`?P,؏|]dC؏|]d@T[Ob< vb< vRm='>O='>OK#`?P#`?P,؏|]dC؏|]d@T[Ob< vb< vRm='>O='>OK#`?P#`?P,؏|]dC؏|]d@T[Ob< vb< vRm='>O|԰D_b=[oH*FB7 ܟoR>Qj9=Ws5-)JGmϊ7+AQQQU8r晘UDqvjIrTW{p_֝qS3ielWB&aU#IEPds;>lhu]T/\4Wʫ F6diL_)vi:tD~V.74d-^E{^(TkUUQjO􃉟mJxTHk+۬:>Y)^GIϩW$܁uSIFz~@6l$vW_NIT#ihQ\ɛwA\{%5Lm7'*`QJiq/EY&r"'yq*ꡢFLW#$kQ3URbk=숭m]Kb/Ux=ȀjBS&1&zGdGi")jIrf`7zgviel,MWdȊvx.: jlcjJS\Ob bZ4 zZZ-^ s]CVDcĮWeA"szX06ik$E|aiy_24#@+:dM>\)v|ȍoJuteDWԑB Yl6]֧A"Yz*uȉ2ֹF13{&adv\=oFkiiTjf%'z/ѮVN+JXOOSLZy5*96W# OKou+(&T^}E)c'ASE-wIށT65S ]-j3>f?Rh >nK€!jfGl>crN"^vǟ zT *m'L{ d:<-dDڭd^*/R};JX#Zj]),nc4srQy *pUcUCԓo7/Nq}"$i[ksV*V;>MĤXsutV<߁]9ҽBK}Wy5ƜɳX]aX3UH?ڽnHk~e(Tu]N[#g"|܉׹ qoPACIb6D+W+Ki tEtkŇ!XZn*LsSc_G KQLk{dj+W?w y)*UGC}ckӡS?l%"˃]W܅ ;q q)jdJЫiQ'_8j$2aTQ욒f/VN @UM 9[;^\l?Յ/KQߓ!k;Ctk]虫eTNtj7]gg˴Y4kN8jv%g·:<['& *2ྉϝD-9pQ쑍>2~?!쑍>2~?#u--9pQ쑍>2~?#>59`S쑍>3\??!쑍>3\??#u>559`S쑍>3\?? JƉ[[9`U엍~2s#YyBYwTVWF.T @aɇP.Շf_c`'K! "<~\'aAgޔijh@gޔNMR,j)#DbU+g#!Kd~=)+b-WkedNej (TUe[Wj~h[FnFSW/x?]mvIWJ19]'/abk/tWjn໹s.C6拚r~sMnr ioz'iN\55Zبy λ\ ;p* 62_vt (WeFPܜ9rHM^'".3$=)w|F\zIR܊>I0#B 1eȮԭ_^!K֞W>sUR'6h,0B$;+_?̵9' 9¸Ga\u]?#SrLMxV%:Gv1z_W[;O j9Q3\6䜧4o-W.UBsl,jraq|fd@c[k*gggjtJdljfrH\ لp5VfT==ܮ ) d_?̵* cix/Z-x~QtQA$#ҩ]"m]!SX(,gNUN&@ hbˤY.KK*ּꉒ"dQkZ֢"#S$DClB;'UQIINMNX͊n{ Kx[M< -=>KR/jU&@ bmSTf/lK-mv$SiS{%zBdj=BGc5jq"n?cp 1ގmX╫7-& dmȞ@bO6>=";}$-T;ޚ\QSi$/?~']@R0^~Oy=~Ed'{$/?~']@R0^~Oy=~Ed'{$/?~']@R0^~Oy=~Ed'{$/?~']@R0^~Oy=~Ed'{$/?~']@R0^~Oy=~Ed'{$/?~']@R0^~Oy=~Ed'{$/?~']@R0^~Oy=~Ed'{$/?~']@R0^~Oy=~Ed'{$/?~']@S <n$t _NDBOxL~E{yПwDMƎZX#X8&Ĉ} kp%&g%mIrdFԻ7U=[kL᫅;4ؽKo\mըH\Z b_>`Z־LUڬl%^;=bc?VnnMk$U{Hp0%oB.yʜڮՙk'?aEmE1+ƝԽ V9%b(Kr6ImҊYK&*Õɳ&[czmk@]uvKU?UM"#yӍ9620? vs؍~kh5~%Ʊe#z{}uS6xI#5T䙩\äԿ&ֶ*$Orj@V<UMOWq\;KpxK cY#fOw+{vt"J;WE*D'&?7':!`Q$ O]:n kyKl&ܹʙ![_ъۥ z)OwOriĻwnh _r\-jܼ ȼhE˜׋[gOFX]zw/)fėL-ueRݎjdN4WNьcG6 GlznIͽ;»s ?*UrDߙޭ;t*ȩi$Rq&ҹ K՘%J+J{r>V^~O *m*>u5Yrr؅=2}dz:׈5qŗmvص~B&qȝiX`1rg Y\)^lMm &,H㍩5"!(3Kz?\YgK$[ cD<{>48¨UEEEEQS%Bf)F.s*uU멣M'_(Y儯Q]- Еmrqz`q0n6KKk(dԝ%E+ׇ 9r*.e&8zRz9mrq)dpx"tv^%M*H3C *o<+ZL,~biLWjعJ:r'ozn]->u:\U[o+#^^%w Mpm^5Q[e+2tOr'k0o0ZX79x e} GnMwS'M&[\HHohl4qjH#׵*.T?` Ii|;@\g6Ztx.Y=k|~S/;y&Z1Zh*/*j*udĺE+UjpvDi$;v?o98s\HRKkNjLЧ'tok5\J̼@^lӔSZ]$liq͟;c Jkn9^9)%G% iV"kU⨦{{ :IlĶߥ27TiA L݉mysTM}N=+U])T⅏{ª&( " %µ^֑5zܹ=Og4ֹ7 W[KAJꚺbf%z5֤Q4i#^sܓ5}n9~_<}SY'z77'R61M뤨zz ӑ܆RZvevB|7`]]񔬩z:ӟ "rFw'>a5k-TMjn *^>gr"'q(@ F@.D= *ƹ4x'+{9@*DOMt$twEI슡y/(n\]]gK-5TK╹*s:l<nE6:K:@ܑsb uqqLE ^|zvs -tSɱDkS~#kZƣZɨ"rڀ:ɋh@0 G֚zR*X%v#!b{;&Z嶥+jeS7w-Y5[bj,P";:zA5\Q8,scSI.i]P9)#ĵ~RrtHJ Xii N=a_8`6 m6&XG0ELq5wkvܻD# `zUeZu_/or@XIޅM>@U7Vݕ9WDPˠ,"BECWSE ¹*T.omni*@uMaW=үU:Ku~. f{ckH