Washington (CNN) - A former aide to retiring Republican Rep. Frank Wolf of Virginia Tuesday is officially jumping into the race for his U.S. House seat, which will be among the most contested and expensive congressional battles in this November's midterm elections.
Three-term state delegate Barbara Comstock will formally declare her candidacy Tuesday morning, her campaign told CNN.
Update 3:53 p.m., 12/17/2013
Washington (CNN) - Virginia Republican Rep. Frank Wolf announced Tuesday that he will not run for re-election in 2014, setting up a competitive race to replace him in the suburbs and exurbs outside Washington, D.C.
Wolf, first elected in 1980 and the dean of the Virginia delegation, said in a written statement that he was grateful to his constituents for his 34 years of service in Congress, but he's decided to focus on other efforts.