Updated July 17, 11:15 a.m.
Nickolas Hampton is in custody, according to the Washington County Sheriff's Office.
Law enforcement officers found him and the two children, the subjects of the Amber Alert, at a motel located on Highway 82 in Greenville.
Both children are safe.
Officers captured him at 10:42 a.m.
Original article below
GREENVILLE, Miss. (WTVA) - The Mississippi Bureau of Investigation issued an Amber Alert Friday morning for two missing Greenville children.
Agents are searching for Zaikeith Horn, 3, and Zyairah Hampton, 1.
Zaikeith is described as a black male, 3 feet 2 inches tall, weighing 35 pounds, with brown eyes and black braided hair. Someone last saw him wearing a burgundy T-shirt with animal print and black pants.
Zyairah is described as a black female, 29 inches tall, weighing 24 pounds, with brown eyes and black ponytail hair. Someone last saw her wearing a pink T-shirt and a diaper.
MBI said the children are with Nickolas Hampton, 25. Agents describe him as a black male, 5 foot 5 inches tall, weighing 125 pounds, with brown eyes and black short hair. He was last seen wearing a white T-shirt and dark sweat pants.
If you have any information, contact the Mississippi Bureau of Investigation at 855-642-5378.