The dispute was sparked when Hamas accused Israel of failing to meet some commitments under the truce, including the delivery of tents and other aid, and said it would delay the next hostage release on Saturday.

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.

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.