By Andrew Gray, Andrea Shalal and Kanishka Singh TURNBERRY, Scotland/WASHINGTON (Reuters) -U.S. President Donald Trump said on Sunday Israel would have to make a decision on next steps in Gaza, adding he did not know what would happen after the collapse of ceasefire and hostage-release negotiations with Hamas.

The Israel Defense Forces said Sunday it would begin a scheduled "tactical" pause of its military activities in three areas in Gaza, as it opens aid corridors to allow food and medicine into the enclave.

The Israeli military said it would begin a “tactical pause” in Gaza City, Deir al-Balah and Muwasi, three areas of the territory with large populations, to “increase the scale of