The Greencastle Fire Department was dispatched to 312 N. Madison St. at 11:31 a.m. Tuesday for a structure fire, which started in the basement. There was minimal damage to the structure with mostly contents of the basement being lost. No one was home at the time. A cause has not yet been determined and is under investigation by the Greencastle Police Department and GFD. Crews were back in service at 1:24 p.m.