Share this: There’s a lot of film on New England Patriots undrafted free agent linebacker Harvey Langi, but sometimes it’s understandably difficult to locate him on the field. Langi played a number of different roles during his three years at BYU, where he transferred from Utah after a two-year LDS mission. Sometimes he’s playing inside linebacker wearing No. 21. Sometimes he’s playing defensive end. Sometimes he’s playing running back wearing No. 16. Sometimes he’s playing linebacker wearing No. 16. Langi’s lack of continuity with the Cougars could be one reason he went undrafted after BYU did everything they could to get him on the field. We didn’t bother watching Langi’s running back film, either at Utah or BYU, but one thing is clear: He’s more of