TULSA, Oklahoma - Police are looking for an armed man who walked into a Tulsa Walgreens early Friday and robbed a store clerk.

They say the robbery happened at the store located at 15th and Lewis just before 4:45 a.m..

The clerk says the man pointed a gun at him and he gave the man all the money in the cash register.

Police used a K9 officer to search the neighborhood west of the store, where the man was last seen, but were unable to find him.

Officers say the clerk was not injured.