Rep. Val Demings (L) and Sen. Marco Rubio (R) are running for Senate in Florida.Getty Images Rubio is up for reelection in November and has received endorsements from three police groups. He's likely to face off against Democratic Rep. Val Demings. She worked in law enforcement for 27 years and was Orlando's first female police chief. MIAMI — Pro-police messaging is set to dominate the US Senate race in Florida as incumbent Republican Sen.