Student shot on campus of Widener University in Pennsylvania A student at Widener University in Pennsylvania is being treated at a local hospital after he was shot on campus and university officials warned students to remain indoors while police searched for the suspected shooter, authorities said. Police in Chester, Pa., say that the shooting occurred Monday night in the parking lot of the Schwartz Athletic Center on the school's campus in suburban Philadelphia. Police say he called 911 after the gunman shot him once in the side. Police were reviewing surveillance footage. Students have been asked to remain inside until 6 a.m. Authorities believe that the gunman fled into a residential neighborhood adjacent to the athletic complex, which is located on the edge of Widener's campus. Police told reporters that they found one shell casing on the scene and believe the shooter used a revolver. The victim was being treated at Crozer Chester Medical Center but his condition wasn't known. The university said the student's family was with him. Widener is a private, co-ed university located in Chester, about 15 miles southwest of Philadelphia. NeighborhoodScout.com, a real estate website, has ranked Chester as one of the most dangerous cities in the U.S. The university also has three other campuses in Harrisburg, Exton and Wilmington, Delaware. Click here for more from 6ABC.com. Click here for more from MyFoxPhilly.com.