Mark McGwire hits his 22nd homer of the year and his career 200th off Brewer starter Chris Bosio

On June 10, 1992 At County Stadium‚ Mark McGwire hits his 22nd homer of the year and his career 200th off Brewer starter Chris Bosio. It comes in his 2‚852nd at bat‚ and he is the 5th quickest to reach 200. Winning for first-place Oakland, by a score of 5-2 is Ron Darling. The 28 year-old slugger will end the season with 42 round-trippers, en route to a career total of 583.