Two people are being credited with saving a man's life after he was in a car accident in Belchertown Monday afternoon.  Police Chief Fran Fox says the man was driving a pickup on George Hannum Street when it was struck by a car.  The man went into cardiac arrest, but two off duty medical personnel saw the accident and performed CPR.  The victim was taken to the hospital where he's recovering.  The other driver and two passengers received minor injuries.