Article Photos: A guide to the trial of James 'Whitey' Bulger 4/4

This pair of file booking photos shows Stephen "The Rifleman" Flemmi, left, in 1974 from the Boston Police Department, and James "Whitey" Bulger, right, in 1984 from the FBI. Flemmi, Bulger's alleged former partner serving a life sentence after pleading guilty to 10 killings, is expected to testify in Bulger's trial Thursday, July 18, 2013 in federal court in Boston. Bulger, now 83, is accused in a 32-count racketeering indictment and in playing a role in 19 killings in the 1970s and â80s while he allegedly led the Winter Hill Gang in Boston. (AP Photos/File)