Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.

YORK, PA - AUGUST 12: Republican Presidential Candidate Sen. John McCain (R-AZ) speaks at a Town Hall Meeting while on the campaign trail in the Toyota Arena August 12, 2008 in York, Pennsylvania. Over one thousand people attended the Town Hall.  (Photo by William Thomas Cain/Getty Images)
YORK, PA - AUGUST 12: Republican Presidential Candidate Sen. John McCain (R-AZ) speaks at a Town Hall Meeting while on the campaign trail in the Toyota Arena August 12, 2008 in York, Pennsylvania. Over one thousand people attended the Town Hall.  (Photo by William Thomas Cain/Getty Images)

    JUST WATCHED

    McCain returning to Senate for critical vote

MUST WATCH

McCain returning to Senate for critical vote

Sen. John McCain's office announced he will return to the Senate, despite a recent diagnosis of an aggressive brain cancer, to cast a critical vote on health care legislation.

McCain returning to Senate for critical vote

Sen. John McCain's office announced he will return to the Senate, despite a recent diagnosis of an aggressive brain cancer, to cast a critical vote on health care legislation.