Israeli troops raided towns in the West Bank and Gaza Strip early Friday, killing 26 Palestinians, including a general. A few miles from one of the battles, a Palestinian gunman attacked dormitories and a Bible study hall in a Jewish settlement in Gaza, killing five Israeli teenagers. Despite the fighting, the bloodiest in 17 months of conflict, President Bush announced unexpectedly Thursday that he was sending an envoy back to the region to try to negotiate a cease-fire. Full Story