MESA, AZ - Silent Witness is asking for the public's help to find a person of interest in a murder at a Mesa smoke shop .
One suspect has already been identified and taken into custody , but now detectives are looking for an additional person of interest.
The subject was last seen in the strip mall at University Drive and Extension Road in Mesa at the same time as the murder.
The person detectives are looking for is a white male, who was last seen wearing a zip-up sweatshirt, with dark pants and white shoes.
If you have any information regarding this case please call Silent Witness 480-W-I-T-N-E-S-S (480-948-6377).