Group 1 - The U.S. Department of Defense announced the approval of a $180 million air defense system sale to Ukraine and a $150 million maintenance service for M109 self-propelled howitzers [1] - The U.S. State Department also approved the sale of advanced surface-to-air missile systems and related components to Egypt, with an estimated value of $4.67 billion [1] - The U.S. has withdrawn from the latest round of ceasefire negotiations in Gaza, citing that Hamas did not act in good faith [1] Group 2 - Hamas issued a statement responding to the ceasefire proposal, while the Israeli Prime Minister's office decided to return its negotiation team to Israel for further discussions [2] - Since October 6, indirect negotiations between Israel and Hamas regarding a ceasefire and the exchange of hostages have been ongoing in Doha [3]

Core Points - The U.S. State Department has approved the sale of a $180 million air defense system to Ukraine [1] - Additionally, a $150 million maintenance, repair, and overhaul service for M109 self-propelled howitzers has been approved for Ukraine [1] - The U.S. State Department also approved the sale of advanced surface-to-air missile systems and related components to Egypt, estimated at $4.67 billion [1]