Twelve people, including five Hezbollah fighters, were killed and eight others wounded Tuesday in Israeli strikes on the Bekaa Valley in eastern Lebanon, security sources and the official news agency reported.

DEIR AL-BALAH, Gaza Strip — Malnutrition rates among children in the Gaza Strip have doubled since Israel imposed sharp restrictions on the entry of food in March, the U.N. said Tuesday. New Israeli strikes killed more than 90 Palestinians, including dozens of women and children, according to health officials.

Heavy Israeli airstrikes killed 12 people, including five Hezbollah fighters, in eastern Lebanon on Tuesday, a security source in Lebanon said, in what Israel said was a warning to the Iran-backed group against trying to re-establish itself.

Israel’s air and ground war has destroyed vast areas of Gaza and driven some 90% of the population from their homes. Aid groups say they have struggled to bring in food and other assistance because of Israeli military restrictions and the breakdown of law and order, and experts have warned of famine.

Local hospitals say Israeli strikes across the Gaza Strip overnight and into Monday killed at least 30 people.

Gaza health officials say Israeli strikes overnight and into Tuesday killed more than 90 Palestinians across the Gaza Strip, including several families