Blood on the Tracks
Show: Cold Case --> Season: 4 - Season 4
AirDate: 2/18/2007
Runtime: 45
Voting: 8.333 (3)

Overview: Lilly investigates the deaths of a married couple who perished in 1981 when a supposedly accidental gas-leak explosion set their house on fire. The case is reopened when fragments of a bomb are discovered at the house during renovations. Back at headquarters, Stillman takes care of his 4-year-old grandson.