 In early 2010, Roraback explored seeking the office of Attorney General of Connecticut that fall; in April he announced that nine of his fellow senators and several mayors had offered their support, but he would seek re-election to the state Senate instead.In October 2011, Roraback announced his campaign for Connecticut's 5th congressional district seat in Congress.As the Republican convention approached, he won several more influential endorsements for the party's endorsement and the nomination, including that of Nancy Johnson, the last of their party to hold the seat.