Denver police say it appears someone fired a shot through the window of President Barack Obama's Denver campaign office. Police spokeswoman Raquel Lopez tells The Denver Post (http://bit.ly/RUqK10) people were inside the office when the shooting happened Friday afternoon, but no one was injured. Lopez says police have a description of a "possible vehicle of interest." She didn't immediately release details while detectives pursue leads. Information from: The Denver Post, http://www.denverpost.com