A U.S. official says Iran could be about to fire missiles at Israel, as Israel announces "limited, localized" operations against Hezbollah in Lebanon.

Hezbollah confirmed Saturday that the Lebanese militant group’s leader, Hassan Nasrallah, was killed in a deadly strike in Beirut and pledged that it will continue its fight against Israel. Israel claimed early Saturday that a strike on Hezbollah’s headquarters killed Nasrallah,

Flags flew at half-mast in Damascus on Sunday and residents said they were still shocked after the killing of Hezbollah's chief Sayyed Hassan Nasrallah, whose fighters helped Syria's army reclaim large parts of the country during its brutal civil war.