Wisconsin Badgers running back and Heisman Trophy candidate Montee Ball has been released from a hospital after five men attacked him on University Avenue early Wednesday morning, according to an athletic department news release. Five unidentified African-American men attacked the 21-year-old Ball while he was walking with some friends on the 500 block of University Avenue around 2 a.m., according to Madison Police Department spokesperson Joel DeSpain. Witnesses said the five suspects jumped Ball, knocking and kicking him to the ground, according to police. Ball was treated for head injuries at a hospital and released later Wednesday.