Bulger fled Boston in late 1994 after receiving a tip from a corrupt FBI agent that federal charges were pending. Greig joined him a short time later and has been charged with harboring Bulger as a fugitive.

James "Whitey" Bulger is pictured with his girlfriend Catherine Grieg in this undated photo provided to the court as evidence by Bulger's defence team on July 31, 2013 and released to the media by the the U.S. Attorney's Office in Massachusetts.