Gina LaSalle is an agent of the BAU's fictional Red Cell team, the protagonists of the spin-off Criminal Minds: Suspect Behavior. She and the rest of the team first appeared in The Fight.
Background
Gina is described as an "attractive, tough agent armed with a cunning sense of perception". Little else is known about her past.
The Fight
Gina is partnered with Morgan and both are tasked with finding information about the missing victims. She tells Morgan that Sam Cooper had recruited her for his team while she was still a trainee at the academy. She also says that her father was former army and that she dropped out of Westpoint Military School to join the FBI.