Back and to the LeftA new book by Salon.com founder David Talbot claims that the JFK assassination was the joint work of the CIA and the Mafia. Philadelphia TV reporter Alycia Lane mistakenly sent risqué e-mails intended for NFL Network anchor Rich Eisen to his wife. Pete Wentz wants his new East Village bar, Angels and Kings, to be a place where people can have sex in the bathroom. A lot of bankers can no longer expense meals at Hawaiian Tropic Zone. Alec Baldwin skipped the premiere of his new movie to go to Canyon Ranch in the Berkshires. Good move: The screening — of a movie in which he plays an estranged father after a messy divorce — would have been awkward. Penélope Cruz bought the wait staff at the Waverly Inn a round of shots. Rosie O’Donnell dropped a subtle hint that she may be headed to CBS. Boy George was arrested in London for keeping some guy chained to his wall. Tom Cruise and Brooke Shields gambled together in Vegas.