Yes, The Marlins Let "Leo Nunez" Play For Several Months Even Though They Knew He Forged His Identity

"A person familiar with Nunez's immigration status told The Associated Press on Thursday that his real name is Juan Carlos Oviedo, and he's 29, a year older than listed in the team media guide. The person also said the Marlins have been aware of the issue for several months." [ AP, via ESPN]