 We're following breaking news at this hour on a shooting involving a Metro Transit police officer. It happened in Roslyn, and according to Arlington County Police, a suspected carjacker was shot by the officer near the Roslyn Metro Station. The person has been taken to a hospital with what police are calling serious injuries from a gunshot wound. We don't have many more details at this time. WTOP has a reporter on the scene. We'll bring you more as we get it.