MIAMI (CBSMiami) — Former Florida Governor Charlie Crist will announce his running mate Thursday, according to sources. A Democratic sources close to the campaign said Crist will select Annette Taddeo-Goldstein as his running mate in his bid for Governor. Taddeo-Goldstein is the head of the Miami-Dade Democratic Party and lost in a congressional bid in 2008 against Congresswoman Ileana Ros-Lehtinen. Crist’s campaign has said he would make a major announcement but did not specify what it would be. He is scheduled to make the announcement at The LAB Miami located at 400 NW 26th Street.