TULSA, OK -- Tulsa Police are looking for a man they say robbed two Walgreens stores in the past three days. 

Police released a surveillance video from the Walgreens store at 1440 South Lewis. 

Police say the man entered the store with a large kitchen knife just before 10 p.m. Monday. 

Officers say the man handed an employee a note demanding money, then fled with the cash. 

Police tell The News On 6 he could be the same man who robbed the Walgreens at 6415 East Pine at 6:45 p.m. Saturday. 

The man fled in an unknown make or model vehicle.  

He is described as 5-foot-2 to 5-foot-8, weighing 135 to 160 pounds, 25 to 35-years-old and was unshaven. Police say he was wearing a black stocking cap, brown overcoat, blue jeans and white tennis shoes.

If you recognize the man, call Crime Stoppers at 596-COPS.