Students on the Auraria campus in Denver say they are concerned about their safety due to a large number of homeless people camping out in buildings on campus, defecating in public areas and sleeping in elevators. The campus -- located immediately southwest of downtown -- is home to the Community College of Denver, the University of Colorado Denver and Metropolitan State University of Denver. Cameron Malby is a senior at CU Denver. He says he's seen arrests and confrontations involving homeless people on campus. "He was just looking for a place to sleep. Everyday you go in the Tivoli (Student...