At Seattle, the Mariners fall to the Athletics, 4 – 1, despite a 19-strikeout performance by Randy Johnson. Johnson breaks Ron Guidry’s American League record of 18 strikeouts in a game by a left-hander. Mark McGwire turns one Johnson fastball into a homer that travels an estimated 538 feet.

On June 24, 1997 At Seattle, the Mariners fall to the Athletics, 4 – 1, despite a 19-strikeout performance by Randy Johnson. Johnson breaks Ron Guidry’s American League record of 18 strikeouts in a game by a left-hander. Mark McGwire turns one Johnson fastball into a homer that travels an estimated 538 feet.

Sources

Baseball Reference