UPDATE: Officials with the Bryan County Sheriff’s Office posted on Facebook Friday morning, “Child has been Found Safe!!!!!”

Deputies didn’t say where Cash Curtis was found or what lead them to the 3-year-old.

READ MORE: Waxahachie Dad Shielded 5-Year-Old Daughter From Tornado Monday Night

NORTH TEXAS (CBSDFW.COM) – An Amber Alert has been issued out of southern Oklahoma for a missing 3-year-old boy.

On Facebook the Bryan County Sheriff’s Office said that Cash Curtis was last seen riding his bike around 5:00 p.m. Thursday in Cartwright, Oklahoma.

READ MORE: Texas Senate Passes Constitutional Carry Bill

First-responders and volunteers on horseback were out late into the night searching for the boy near Lake Texoma. Choctaw Nation Emergency Management is also using drones to look for Cash.

Cartwright is just north of Denison, Texas.

Cash Curtis was last seen wearing blue jogger pants and a long sleeved black shirt.

MORE NEWS: 15-Year-Old In Custody For Shooting 17-Year-Old In Garland

Anyone who has seen Cash or knows anything about his disappearance is asked to call 911.