Applause and cheers greeted Senator John McCain, who is battling brain cancer, as he returned to the Capitol on Tuesday to vote for moving ahead on legislation to dismantle Obamacare.

Former FBI Director James Comey has declined an invitation to testify before the Senate Intelligence Committee next week.

Republicans reaffirmed their hard line on abortion but adopted a more-moderate stance toward climate change, reflecting the views of both John McCain and the conservative base.