Podcast:48 Hours Published On: Sun Mar 31 2019 Description: A Marine colonel is found shot in his bunk. Authorities say it was a suicide, his wife says it was murder -- and she is determined to prove it. "48 Hours"' Peter Van Sant investigates.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.