207 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Case Description
Any updates on this case? Let us know!
Shannon Lamb, a 45-year-old college instructor, died on September 14, 2015, from a self-inflicted gunshot wound as police closed in on him in Greenville, Mississippi. Lamb was a suspect in the murders of two individuals: Amy Prentiss, his live-in girlfriend, and Ethan Schmidt, a history professor at Delta State University in Cleveland, Mississippi.

The tragic events began when Lamb allegedly killed Amy Prentiss in their shared home in Gautier, Mississippi. Lamb himself called the polic ...Read More
Victim Details

Shannon Lamb

Cleveland

MS

2015-09-14

45

Shannon

Lamb

11/18/2025