Pakistan, June 25 -- A fragile ceasefire between Iran and Israel appeared to hold Tuesday after initially faltering, and US President Donald Trump expressed frustration with both sides, saying they have fought "for so long and so hard" that they do not know what they are doing.

Israel had earlier accused Iran of launching missiles into its airspace after the truce was supposed to take effect, and the Israeli finance minister vowed that "Tehran will tremble."

The Iranian military denied firing on Israel, state media reported, but explosions boomed and sirens sounded across northern Israel in the morning, and an Israeli military official said two Iranian missiles were intercepted.

Trump told reporters at the White House before departing ...