I heard that Maness had already endorsed Cassidy
http://lapolitics.com/2014/11/jindal-vitter-to-share-stage-at-bar/
MEDIA ADVISORY: LAGOP Unity Rally
What: LAGOP Unity Rally featuring special guest Sen. Rand Paul, Dr. Bill Cassidy, Col. Rob Maness (USAF, ret.), Gov. Bobby Jindal, Sen. David Vitter and Rep. Jeff Landry, along with Sen. Elbert Guillory, Rep. Paul Hollis, LAGOP Chairman Roger Villere and Garret Graves
When: Monday, Nov. 10 – 12:30 p.m. CT
Where: Huey’s Bar, 350 3rd St, Baton Rouge, LA 70801
About: Sen. Rand Paul will join Louisiana Republicans for a unity rally to build momentum for the final weeks of the runoff election in the race for the U.S. Senate.