By James Mackenzie, Jana Choukeir and Maha El Dahan JERUSALEM/DUBAI (Reuters) -Israel's military has called up reservists in preparation for a possible resumption of fighting in Gaza if Hamas fails to meet a Saturday deadline to release more Israeli hostages and a nearly month-old ceasefire breaks down.

Hamas’ threat to delay the next planned release of Israeli hostages from the Gaza Strip has jolted a fragile ceasefire that’s seen as having the potential to wind down the war

Families of the hostages in Gaza are struggling to maintain hope as the fragile ceasefire between Israel and Hamas seems increasingly at risk of falling apart