The California Democrat is running for the San Bernardino County Board of Supervisors.
The New Jersey Democrat's exit opens up a safe seat expected to draw several candidates.
The American Crossroads spot in the Florida special election targets the Democrat.
Former tight end Clint Didier entered the race in Washington state.
District leaders chose filmmaker Aaron Woolf to defend the competitive New York district.
The Democratic super-PAC makes a play for seniors with its second special election ad.
Bob Dutton (R) won't run again even though Rep. Gary Miller is retiring.
The two-term congressman has been widely expected to announce a bid.
Democrat Alex Sink leads Republican David Jolly by seven points in the independent poll.
The GOP House candidate shows him and his partner holding hands at a gay pride parade.