WICHITA, Kan. -

A man indicated he had a gun, but none was seen during a robbery in southeast Wichita.

It happened just before 9 p.m. Thursday at the Presto store in the 2000 block of South Oliver. Police said the suspect walked in, demanded money and left the scene.

Police describe the suspect as an African-American man, 5-feet-10 inches tall, weighing approximately 145 pounds. He's believed to be in his 20's.

The man was last seen wearing a purple hooded sweatshirt, white shorts, white shoes,  a black backpack and large sunglasses. No one was hurt.