HARTFORD, Md. (DC News Now) -- An AMBER Alert has been issued for a 7-year-old boy whom someone abducted from an elementary school in Churchville on Monday morning. Harford County Sheriff's Office said Khalil Rodney Ringgold, 7, was last seen at Churchville Elementary School. At this point in the investigation, it is believed that Ringgold entered a vehicle with a man he knew. 2 men stabbed minutes apart in Rockville, police say According to Maryland State Police (MSP), the car was a gray four-door Nissan Altima with the Ohio tag, JFK3146. Troopers said the Nissan was last seen around 8:35 a.m. on Oct. 14, near the 2900 block of Level Road, in Churchville. Missing 7-year-old Khalil Rodney Ringgold (Photo Courtesy: Harford County Sheriff's Office) MSP described Khalil as 3′ 5″ and around 32 lbs. He has black hair and brown eyes. A description of his clothing is unknown, at this time. Anyone with information about his whereabouts is asked to call the Southern Precinct at 410-612-1717. This is a developing story.