Milwaukee Firefighters responded to a garage fire on Milwaukee’s south side early this morning.  The fire was reported around 2:30 AM at S 11^th Street and W Windlake Avenue.   The area was cordoned off for a time because of downed power lines.  The damage to the garage and vehicle inside is estimated at $37,000 dollars.   Two neighboring garages each received about $1,000 worth of damage to the siding.   No one was injured in the fire.  The cause of the fire is under investigation.