Detroit 1-8-7

Detectives Washington and Fitch investigate a double homicide at a pharmacy; Longford and Mahajan try to track down the killer of an attorney who had many enemies; the investigations culminate in a high-speed pursuit.

A local football star is murdered; an unpopular groom disappears during a boisterous wedding reception on a boat.

When they investigate a woman's murder, Fitch, Washington, Longford and Mahajan stumble upon something much bigger; a murdered teenager is found along with his severely beaten father, a Vietnam veteran.

The owner of a car wash is tortured and shot, and his business trashed; the investigation into a rising hip-hop star's death reveals a secret life.

A teenager is killed at the high school Lt. Mason's daughter attends; a prominent defense attorney's son is murdered.

A woman in an SUV is shot multiple times while hiding a 2-year-old in the back of the vehicle; a college janitor with drugs in his system is found dead.

Stone and Sanchez, dealing with the fallout from their personal attraction, are assigned with Fitch to investigate the murder of successful executive Abigail James from Detroit's "Tech Town." At the same time, Longford and Washington need to piece together the back story of another fresh murder case -- the lifeless body of a young drug dealer, "Toucan," is discovered in a trash bin.

A missing teen seems to have been murdered; a poker player is killed.

Longford, Mahajan, Stone and Sanchez investigate the slaying of a wealthy, retired auto industry executive in his palatial home; Fitch, Washington and Lt. Mason comfort the family of an 11-year-old boy who was killed by a drive-by shooter.

Two bodies are found in an abandoned shelter. Longford's father, to everyone's surprise is able to help with this investigation. Meanwhile, Fitch, Washington, Stone and Sanchez investigate the murder of a Latina.