Siwoff supported 9-inning threshold for no-nos
Renowned sports statistician Seymour Siwoff, who died Friday at the age of 99, played a part in the 1991 decision that required official no-hitters to last nine innings.
Renowned sports statistician Seymour Siwoff, who died Friday at the age of 99, played a part in the 1991 decision that required official no-hitters to last nine innings.