jerusalem israel say sunday recover body five palestinians kill blow tunnel last week dig militants gaza strip border hop use effect return israelis hold gaza body seven militants recover gaza side frontier last monday israel destroy cross-border tunnel raise death toll 12. military statement say since tunnel blow force work israeli territory complete uncover destruction ongoing work area body five terrorists uncover friday islamic jihad militant group say five militants miss israel say year would withhold body palestinian militants kill attack citizens order pressure large islamist hamas faction return remain soldier hand back miss israeli civilians hamas say hold two israeli soldier army declare dead lose action 2014 gaza war group also say hold two israeli civilians stray territory simha goldin father one two israeli soldier sunday urge israeli government live promise say pressure make hamas understand hold israeli soldier asset burden islamic jihad hamas refuse discuss deal israel dawoud shehab islamic jihad spokesman gaza say sunday commit regain body comrades find way compel enemy 2014 gaza war hamas fighters use dozens tunnel blindside israel superior force threaten civilian communities near frontier counterpoint iron dome anti-missile system largely protect country heartland militant rocket barrage neither israel militants gaza appear eager seek escalation israel construct sensor-equipped underground wall along 60-km 36-mile gaza border aim complete 1.1 billion project mid-2019 israel unite state call hamas disarm part pact hamas western-backed palestinian authority israeli peace efforts palestinian president mahmoud abbas collapse 2014 renew hamas reject demand hamas say israel make futile attempt sabotage efforts repair palestinian unity reference reconciliation agreement reach abbas last month force take administration enclave israel find body five gaza militants kill tunnel demolition