Iran struck the largest hospital in southern Israel. The hospital said it was treating several patients with mild injuries. Israel’s prime minister ordered a fierce response, the defense minister said, as the military carried out further strikes in Iran.

Roughly 80 pieces of missiles have fallen on Palestinian communities since the start of the Israel-Iran confrontation on Friday, according to the Palestinian authorities.

Evidence continued to grow that the United States was considering joining Israel’s bombing campaign. Israel’s latest attacks followed two rounds of Iranian missiles fired into…