Israel and Lebanon agreed Thursday to a 10-day ceasefire after U.S. President Donald Trump spoke to the leaders of the two countries amid his efforts to reach a peace deal with Iran.Trump initially announced the ceasefire, which began at 5 p.m. in Washington, on social media, with the development later confirmed by Israeli Prime Minister Benjamin Netanyahu.But Netanyahu said Israeli troops will not withdraw from southern Lebanon while observing the ceasefire. The Iran-backed Lebanese militant group Hezbollah, which has demanded the withdrawal, has not made it clear whether it will follow the truce.Iran welcomed the agreement between Israel and Lebanon.Trump's announcement came as the United States and Iran, having agreed to a two-week pause in their fighting last week, struggle to move to…