The Detroit Lions beat the Baltimore Ravens 27-12 on Friday night in NFL pre-season action.  Matthew Stafford was 12 of 17 for 184 yards and two touchdowns in less than a half of action.  Stafford hooked up with Calvin Johnson and Titus Young for scores.  Johnson had five catches for 111 yards.  Stephfon Green, a rookie from Penn State, also had a touchdown for the Lions on a 76 yard run.  The Lions are (1-1) in exhibition play and will head to Oakland next week to face the Raiders.