Democratic Sen. Mary Landrieu addresses supporters at her headquarters in New Orleans on Tuesday, November 4. Landrieu and Republican candidate U.S. Rep. Bill Cassidy are projected to be in a December runoff after neither candidate reached the 50% threshold to win outright.
Louisiana's Senate race —
Democratic Sen. Mary Landrieu addresses supporters at her headquarters in New Orleans on Tuesday, November 4. Landrieu and Republican candidate U.S. Rep. Bill Cassidy are projected to be in a December runoff after neither candidate reached the 50% threshold to win outright.
Bill Haber/AP
Cassidy addresses supporters during his election-night watch party in Baton Rouge on November 4.
Louisiana's Senate race —
Cassidy addresses supporters during his election-night watch party in Baton Rouge on November 4.
Gerald Herbert/AP
Landrieu gives a thumbs up while voting November 4 in New Orleans.
Louisiana's Senate race —
Landrieu gives a thumbs up while voting November 4 in New Orleans.
Stacy Revere/Getty Images
Cassidy tours the Livingston Parish Detention Center during a campaign stop in Livingston Parish on Monday, November 3. Cassidy currently represents Louisiana's 6th Congressional District.
Louisiana's Senate race —
Cassidy tours the Livingston Parish Detention Center during a campaign stop in Livingston Parish on Monday, November 3. Cassidy currently represents Louisiana's 6th Congressional District.
Gerald Herber/AP
Retired Air Force Col. Rob Maness, right, speaks with a voter last month during the Louisiana Gumbo Festival in Chackbay. Maness, a Republican, trailed Landrieu and Cassidy in the Senate race.
Louisiana's Senate race —
Retired Air Force Col. Rob Maness, right, speaks with a voter last month during the Louisiana Gumbo Festival in Chackbay. Maness, a Republican, trailed Landrieu and Cassidy in the Senate race.
Jonathan Bachman/Reuters/Landov
Landrieu speaks during a news conference April 1 urging Congress to pass the Paycheck Fairness Act.
Louisiana's Senate race —
Landrieu speaks during a news conference April 1 urging Congress to pass the Paycheck Fairness Act.
Allison Shelley/Getty Images
Cassidy speaks May 31 on the final day of the Republican Leadership Conference in New Orleans.
Louisiana's Senate race —
Cassidy speaks May 31 on the final day of the Republican Leadership Conference in New Orleans.
Justin Sullivan/Getty Images
Maness speaks May 29 during the Republican Leadership Conference.
Louisiana's Senate race —
Maness speaks May 29 during the Republican Leadership Conference.
Justin Sullivan/Getty Images
Landrieu poses for a selfie in September with football fans tailgating at Louisiana State University in Baton Rouge.
Louisiana's Senate race —
Landrieu poses for a selfie in September with football fans tailgating at Louisiana State University in Baton Rouge.
Bill Clark/CQ Roll Call/Getty Images
Cassidy, center, admires the seersucker outfits of his fellow Congress members on June 11.
Louisiana's Senate race —
Cassidy, center, admires the seersucker outfits of his fellow Congress members on June 11.
Bill Clark/CQ Roll Call/Getty Images
Maness sits on an alligator while shooting a campaign commercial in May.
Louisiana's Senate race —
Maness sits on an alligator while shooting a campaign commercial in May.
Courtesy Rob Maness for US Senate
Cassidy shakes hands with Maness before the three candidates debate one another October 14 at Centenary College in Shreveport, Louisiana.
Louisiana's Senate race —
Cassidy shakes hands with Maness before the three candidates debate one another October 14 at Centenary College in Shreveport, Louisiana.
Henrietta Wildsmith/The Shreveport Times/AP