From the Kennewick Police Facebook page:

Robbery Suspect
These are images of the suspect who robbed the Jet Mart Conoco on Volland Street. Subject appears to be a white male approximately 5'07" to 5'08" with a heavy build. He was wearing a blue sweatshirt and jeans and ran southbound from the location toward the Kamiakin Apartments in the 4700 block of West Metaline Ave. If anyone recognizes this suspect, please contact the Kennewick Police Department either through dispatch at 509-628-0333 or Crime Stoppers at 509-586-TIPS. You can also submit anonymous tips online at www.tricitiescrimestoppers.org. Case number 18-12953