Homicide: Life on the Street (1993) : 6x14

A slightly intoxicated man (driving with his wife) aggressively whips his car around a state-owned truck; the offended truck driver rams their car; their aggression results in a collision where both drivers die. The man's wife is in serious condition. Kellerman and Munch investigate this case. Falsone gets prepared for the final hearing in his bid for custody of his son. Meanwhile, the other detectives investigate the death of a man who made a mobile phone call from the coffin in which he had been buried alive. The coffin was buried in the parade ground of an old spy school. The victim might have remained alive if the lid hadn't been sabotaged to collapse. In the car / truck collision case, Cox's boss wants her to ""verify"" the results of the car driver's blood alcohol level to help protect the state from serious litigation. An old Russian friend of Gee's furnishes them with information that leads the detectives to the discovery of a group of men who couldn't make it as spies. (They cal