BBC News
Summary
- Rescuers say they have found more than 250 bodies at the site of an Israeli music festival attacked by Hamas militants on Saturday
- The Israeli military says at least 700 people died in the attacks overall, more than 2,000 were injured, and that a number of hostages are being held in Gaza
- Retaliatory Israeli air strikes have killed at least 413 people in the Gaza Strip, with 2,300 wounded, according to the latest update from Palestinian officials
- The US has announced more support for Israel by sending munitions and boosting forces in the region
- The family of a British man serving in the Israeli military, Nathanel Young, say he was killed in an attack; several other nations have said their own citizens have died or been abducted