Police issued an arrest warrant earlier  today on murder charges for Darren Wilder, 19. Homicide investigators  said Wilder fatally shot Richard Carter, 19, shortly after 11 p.m. Monday, following an argument on the Greenway Place near Cobbs Creek Parkway.

Investigators said Wilder's last known addresses were on Saybrook Avenue neart 71st Street and Lindbergh Boulevard near 61st Street. Tipsters can call the Homicide Fugitive Squad at 215-686-3068 or -3084.