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

US Sen. Richard Lugar, R-IN, speaks to reporters as Sen. Minority Leader Mitch McConnell,R-KY, looks on November 30, 2011 during a presser on Capitol Hill in Washington, DC. The Senators held a press conference to discuss the Keystone XL pipeline. AFP PHOTO /Karen BLEIER (Photo credit should read KAREN BLEIER/AFP/Getty Images)
US Sen. Richard Lugar, R-IN, speaks to reporters as Sen. Minority Leader Mitch McConnell,R-KY, looks on November 30, 2011 during a presser on Capitol Hill in Washington, DC. The Senators held a press conference to discuss the Keystone XL pipeline. AFP PHOTO /Karen BLEIER (Photo credit should read KAREN BLEIER/AFP/Getty Images)

    JUST WATCHED

    Sen. Lugar fights for political life

MUST WATCH

Sen. Lugar fights for political life

Sen. Dick Lugar, the longest-serving Republican in the Senate, talks to Soledad O'Brien about his re-election campaign.

Sen. Lugar fights for political life

Sen. Dick Lugar, the longest-serving Republican in the Senate, talks to Soledad O'Brien about his re-election campaign.