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.
1992
2007
2006
1985
2005
2021
2017
2004
2003
2018
1976
2014
2023
1996
