BOONE, N.C. -- The case of a Caldwell Community College student missing for two years is getting national attention on the Investigation Discovery true crime docuseries, "Disappeared."

The episode focuses on the story of 19-year-old Martin Roberts, who was last seen at a bus stop on Blowing Rock Road on April 21, 2016. Police say Roberts never got on the bus, and it's not clear where he went.

The search began after a note was found in Roberts' bed. The note did not say that Martin was planning to hurt himself, but it didn't say he wasn't either. 

If you have any information on the whereabouts of Martin Roberts you are asked to contact the Boone Police Department at 828-268-6900. 

You can watch the Martin Roberts episode of "Disappeared: Breaking Away," here.