Detroit 1-8-7 Season 1 Episode 6 (Detroit 1-8-7 s01e06) With title “Lost Child/Murder 101″ aired on Tuesday, October 26th 2010 at 10:00 pm via ABC Network.
Here is summary for Detroit 1-8-7 Season 1 Episode 6 :

A horrifying crime enrages Fitch, Washington, Stone and Sanchez when a young woman is shot multiple times in her SUV while hiding a safe, but terrified two-year-old in the back.