CROSBY, Texas -

A man threatened tellers during the robbery of a bank inside a Walmart store on Tuesday, investigators said.

FBI officials said the Woodforest National Bank inside the Walmart store in the 14200 block of F.M. 2100 in Crosby was held up about 9:30 a.m.

Detectives said the man verbally threatened tellers when he demanded cash.

The robber got away with an undisclosed amount of cash.

The robber was described as black, 25 to 30 years old and 180 to 190 pounds with a medium build. He was last seen wearing a gray hooded sweatshirt, gray sweatpants and a black baseball cap.

Anyone with information is asked to call Crime Stoppers at 713-222-TIPS.