The death toll Wednesday was the highest in months of cross-border fighting, and amplified fears that the cross-border clashes could escalate into a full-fledged war.
The Israeli military accused Hamas of operating from Nasser Hospital, but did not provide evidence. Past Israeli orders to evacuate hospitals have preceded military raids.
The strikes damaged the group’s ability to carry out complex missile and drone attacks, U.S. officials said, but identifying targets has proved to be a challenge.