Israeli forces rescued two hostages early Monday, storming a heavily guarded apartment in the southern Gaza Strip and extracting the captives under fire in a dramatic raid that was a small but symbolically significant success for Israel. The operation killed at least 50 Palestinians, including women and children, according to Palestinian health officials in the beleaguered territory. The raid was celebrated in Israel, which has been seeking the release of more than 100 captives held by Hamas and other militant groups. But the operation also brought heavy airstrikes pounding on Rafah, the city on the southern edge of the Gaza Strip where 1.4 million Palestinians have fled to escape fighting elsewhere in the Israel-Hamas war. Dozens were killed. The plight