It happened on Saturday at 2:30 p.m.
Police say the man entered Phan's Deli at 1542 South 6th Street and placed an item on the counter. He then pulled a large knife from his coat and demanding money from the clerk.
RELATED: Watch the surveillance video
The employee handed the suspect $45 in cash from the register. The suspect fled the store on foot. He ran south on 6th Street, then west on Fernon Street.
Police are looking for an Asian man, 20- to 30 years old, 5'8" with a medium build and short black hair. He was wearing a gray hooded sweatshirt, blue jeans and light colored gloves.
If you recognize the man in the picture or video, or if you have information about the case, you are asked to contact 911 immediately, or Detective Vandegrift at the South Detective Division at 215-686-3013.
You can also submit a tip via telephone, dial 215-686-TIPS (8477).
