West Chester Police are searching for one of two men who attacked two victims outside the Landmark Americana restaurant May 6, 2018. The incident happened shortly after midnight when, according to reports, one man walking with his friends accidentally bumped into another group of people. That man was subsequently punched so hard that he was knocked to the ground, where he hit his head on a curb and lost consciousness. He required staples in his head and suffered a concussion. The man’s friend was also attacked, his jaw broken as a result. Police say they have located one of the men but are still looking for another. Anyone with any information is asked to contact West Chester police at 610-696-2700.