Baltimore Orioles pitcher John Means threw the third no-hitter of the 2021 MLB season Wednesday against the Seattle Mariners — and might have thrown a perfect game but for one weird baseball rule after a strikeout.Baltimore Orioles pitcher John Means threw the third no-hitter of the 2021 MLB season Wednesday against the Seattle Mariners — and might have thrown a perfect game but for one weird baseball rule after a strikeout.