Tonight's (Tuesday) episode of CBS' "48 Hours" will feature the NCIS and Maine State Police investigation into the 1983 murder of a U.S Navy Chief Petty Officer.

According to WGME, the episode will focus on the shooting death of 46 year old Mervin “Sonny” Grotton.  He was shot three times by a gunman hiding behind his woodpile as he walked toward his home.

The murder went unsolved for 17 years, until an undercover investiagtion lead to the indictments of 3 people, including Grotton's wife:  Norma Grotton Small.  In the end, she was the only one convicted.  She was sentenced to 70 years in prison.

Check out the episode tonight (June 13th) at 10 on CBS.