GAZA STRIP Israeli strikes killed dozens of people in Gaza Sunday, civil defense rescuers said, most of them in northern Gaza where the U.N. and others have decried disastrous humanitarian conditions. In Lebanon, Israeli strikes killed 11 people in the south and six in Beirut— including Hezbollah spokesman Mohammed Afif. Vowing to stop Hamas from regrouping in northern Gaza, Israel on Oct. 6 began air and ground operations in Jabalia and then expanded them to Beit Lahia. The fighting comes more