Former MLB pitcher Ken Holtzman died on Sunday night at 78.
On Monday, the St. Louis Post-Dispatch reported that Holtzman had been hospitalized for three weeks as he battled with heart issues.
The lefty's career spanned from 1965-79. Holtzman recorded 174 wins and a 3.49 ERA while playing for the Cubs, Athletics, Yankees, and Orioles.
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Former MLB pitcher Ken Holtzman died on Sunday night after being hospitalized for weeks