When a man known only as "The Digger" opens fire in a train station many are left dead. The only clue the FBI has is a hand written letter with demands on it. Agent Margurete needs help analyzing it and the best is retired specialist Kincaid.
2005
1998
1991
2000
1999
2019
2014
1980
2003
1993
2021
2007
2008
1929
1988
2013
