gaza tens thousands palestinians include hundreds gunmen rally gaza thursday mark 30th anniversary hamas found chief vow reverse u.s. president donald trump recognition jerusalem israel capital early day israel shut border cross gaza response daily rocket fire hamas-ruled enclave since trump announcement dec. stir anger across arab muslim world concern among washington european ally well russia knock trump decision superpower capable offer jerusalem israel israel capital name jerusalem souls blood sons home sacrifice jerusalem hamas leader ismail haniyeh tell rally gaza city gunmen palestinian militant group show support hamas haniyeh add march towards jerusalem sacrifice millions martyr along way crowd repeat chant israeli aircraft strike three hamas facilities dawn late rocket salvo israel military say say target train camp weapons storage compound hamas usually evacuate facilities border tensions rise two rocket fire militants intercept israel iron dome anti-missile system third explode open area southern israel report casualties either side frontier military say statement due security events accordance security assessments kerem shalom cross main passage point goods enter gaza erez pedestrian cross would shut thursday say long closure would last around 15 rocket fire southern israel since trump announcement none projectiles cause serious injury damage attack draw israeli air strike kill two hamas gunmen two palestinians kill confrontations israeli troop stone-throwing protest along border israeli cabinet minister tzachi hanegbi say israel radio hamas last fight war israel 2014 responsible rocket fire need rein militants breakaway group would find situation contend israeli military istanbul wednesday summit 50 muslim countries condemn trump move urge world respond recognize east jerusalem capture israel along west bank 1967 war capital palestine palestinians want east jerusalem capital future state seek israeli-occupied territory trump declaration applaud israeli prime minister benjamin netanyahu recognition political reality jews biblical link jerusalem city also holy muslims christians nazareth israeli arab city jesus think raise cancel christmas celebrations protest trump move officials say word bethlehem palestinian west bank town jesus traditional birthplace whether also weigh cutback celebrations crucial time year tourist trade hamas reverse trump 's jerusalem move leader tell gaza rally