Three Palestinians accused of “collaborating” with Israel were executed  by masked Hamas terrorists in front of a cheering crowd in Gaza on Sunday.

While small, these groups may be able to aid Israel in removing Hamas from positions of power. Small armed anti-Hamas resistance groups are emerging in Gaza, recent reports indicate.

Hamas-led authorities in Gaza have executed three men accused of collaborating with Israel, a Palestinian official said, as the group seeks to crush rising challenges from Palestinian militias it says are working against it with Israeli support.

Hamas issued its strongest messaging about the Israeli hostages in Gaza Thursday night, saying that Israeli Prime Minister Benjamin Netanyahu’s Gaza City ground incursion means that Israel has lost any chance of getting its hostages out of the territory – dead or alive.

Some Israeli officials believe the military assault on Gaza City will deliver a decisive blow to the group, which continues to stage ambushes and guerrilla attacks.

U.S. President Donald Trump will meet leaders and officials from multiple Muslim-majority countries on Tuesday and discuss the situation in Gaza, which has been under a mounting assault from Washington's ally Israel.

Israel's military says troops have "begun pushing into the heart of Gaza City," renewing its call for thousands of war-weary civilians to evacuate.

Terror threats from Hamas force Gaza aid organization to temporarily halt operations, highlighting ongoing interference with humanitarian assistance reaching civilians.

An Israeli military spokesperson said on Thursday that it now controls about 40% of the city, where about one million people lived prior to the war.

"Once more than half a million Palestinians [have evacuated], criticism of the Hamas leadership will intensify to the point where signs of its collapse may begin to appear. " Civilians evacuating from their homes,