An Israeli airstrike on Sunday targeted a building in Beirut’s densely populated Ras al-Nabaa neighborhood, killing Hezbollah’s media relations chief, Mohammad Afif, according to two Lebanese security sources.

BEIRUT − Lebanon and the militant group Hezbollah have agreed to a U.S. ceasefire proposal and made some comments on the content, a top Lebanese official told Reuters on Monday, describing the effort as the most serious yet to end weeks of fighting and Israeli bombardments.