1. Israel launched surprise air strikes across the Gaza Strip, killing at least 400 Palestinians, mostly women and children.
  2. The bombardment broke a ceasefire in place since January, making it the deadliest attack since the 17-month war began.
  3. Israel ordered evacuations from eastern Gaza, signaling possible renewed ground operations.
  4. The attack, ordered by PM Benjamin Netanyahu, came after Hamas refused to change the ceasefire deal.
  5. Concerns rose for the fate of two dozen Israeli hostages believed to still be alive, with Hamas accusing Netanyahu of sacrificing them for political gain.