WASHINGTON (DC News Now) -- Shots were fired after a dispute ensued between two people at the Anacostia Metro Station on Sunday night, according to the Metro Transit Police Department (MTPD). According to MTPD, just before 6:45 p.m., officers responded to the Anacostia Metro Station for a shooting. When officers arrived, they found a man who had been grazed by a bullet. A preliminary investigation revealed that just before the shooting, the suspect and man were involved in a dispute on a Green Line train. The dispute continued onto the train platform, where the suspect fired shots. Boy shot on train during robbery in DC, Metro police say Responders took the man to the hospital in stable condition. He had non-life-threatening injuries. As a result of the shooting, authorities temporarily closed the Anacostia station. The station has since reopened, and as of Sunday night, trains are single-tracking between Congress Heights and Navy Yard while police investigate. Police encourage anyone with information to call MTPD at 202-962-2121.