We can confirm that the child has died. Homicide detectives are conducting the investigation. This is 40th homicide this year. — Little Rock Police (@LRpolice) December 18, 2016

Police said the suspect remained at large early Sunday.

NBC News reported that the city of Little Rock announced a $20,000 reward Sunday. On Tuesday, the FBI announced a $20,000 reward.

The Little Rock Police Department arrested suspect Greg Holmes with assistance from the U.S. Marshals.