Election Day proved inconclusive in Louisiana on Tuesday, as both incumbent Sen. Mary Landrieu, a Democrat, and Republican Rep. Bill Cassidy came up short of the 50% needed to win the state’s Senate race, NBC News projected. They now advance to a Dec. 6 runoff, which will determine whether Cassidy will be part of the 2014 GOP wave that took the Senate.
RELATED: Is there a path to victory for Mary Landrieu?
Going into Tuesday’s election, Landrieu was viewed as one of the most vulnerable senators in country. Liberal allies including environmental groups, women’s organizations, and unions, walked away from the centrist Democrat, who has close ties to the oil industry and supports the state’s same-sex marriage ban.








