Dizi Adı: Cold Case
Bölüm Adı: Blood on the Tracks
Sezon/Bölüm: 4. Sezon 15. Bölüm
Yayın Tarihi: 18 Şub. 2007

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.