Ceasefires in Gaza and Lebanon appeared at risk on Sunday as disputes continued over key deadlines, and local health officials said that Israeli forces opened fire on both fronts. In Gaza, Israel accused Hamas of violating the ceasefire there by changing the order of hostages it has released.

Any prolonged Israeli occupation of southern Lebanon could breathe new life into Hezbollah, a group that was founded to liberate Lebanon from Israeli occupation and has portrayed itself as the only force capable of protecting Lebanon’s borders,

Israel’s military says it won’t complete its withdrawal from southern Lebanon by Sunday as outlined in its ceasefire agreement with Hezbollah militants.

Israeli troops fired on people trying to return home to southern Lebanon and delayed a return home for northern Gaza residents. Israel blamed Hezbollah and Hamas.

Israeli troops opened fire in south Lebanon on Sunday, killing 10 residents and a Lebanese soldier, health officials said as hundreds of people tried to return to their homes on the deadline for Israel to withdraw.

Lebanon said 15 people were killed on Sunday in confrontations with Israeli forces in the south of the country. The deaths came after a deadline expired for Israeli troops to withdraw from southern Lebanon as part of a ceasefire deal between Israel and the Iranian-allied Lebanese Hezbollah movement.

Israel kept thousands of Palestinians from returning to their homes in the northern Gaza Strip on Sunday as it accused Hamas of violating a fragile ceasefire.