The Impala, equipped with a GPS tracker, was later found outside a grocery store on Cleveland Avenue and Metropolitan Parkway, Channel 2 reported.
Christopher was found safe inside the car and taken to Children’s Healthcare of Atlanta Hughes Spalding, police told Channel 2.
He was released from the hospital early Wednesday morning.
Investigators were going through surveillance tape early Wednesday. Police told the television station one of the men suspected of stealing the car wore distinctive blue and white sneakers.