A 16-year old is behind bars in connection with a convenience store robbery. It happened around 11:00 p.m. Saturday night. Police say the suspect was wearing a ski mask when he entered the Fast Break convenience store on 17th and South. They say the suspect attacked the clerk, then made off with cigarettes. The teenager was arrested later in the night and now faces a robbery charge. His name is not being released at this time due to his age.