Clint Eastwood took cop movies and hippie San Francisco back to the days of Wild West vigilantism when he strutted onto the big screen in 1971 as no-nonsense police detective Dirty Harry Callahan.  Does the lawman have the right idea on how to handle those punks who exploit justice system loopholes? And is there enough firepower in his .44 Magnum to take out a sadistic serial killer hellbent on committing daily assassination until the Mayor pays his ransom?  It's your lucky day when you Donate for Now Playing's Spring Silver Level Series and find out.