What do all the following have in common?

Roy Blunt (R) U.S. Senate, MO
Charlie Crist (I) U.S. Senate, FL
Jeff Denham (R) U.S. House, CA
Alvin Greene (D) U.S. Senate, SC
Timothy Griffin (R) U.S. House, AR
J.D. Hayworth (R) U.S. Senate, AZ
Ed Martin (R) U.S. House, MO
Kendrick Meek (D) U.S. Senate, FL
Dino Rossi (R) U.S. Senate, WA
Marco Rubio (R) U.S. Senate, FL
Allen West (R) U.S. House, FL