Top US intelligence official, Joe Kent, has resigned over the Iran war, citing grievances related to the conflict. This is the first high-profile resignation in the president's second term over a major policy issue. Meanwhile, hundreds of TSA workers have quit due to the partial government shutdown. Cuba's electrical grid has reportedly collapsed, the first since the US shut off the flow of oil to Cuba. Israel reports that Iran's defense chief, Ali Larijani, was killed, but no official response has been made.