Mike Yastrzemski's late grand slam punctuates Braves' win over Pirates
Mike Yastrzemski's ninth-inning grand slam was one of three home runs which propelled the Atlanta Braves to a 10-5 win over the host Pittsburgh PirateMike Yastrzemski's ninth-inning grand slam was one of three home runs which propelled the Atlanta Braves to a 10-5 win over the host Pittsburgh Pirate