1950 – Pittsburgh’s first bonus baby, Bill MacDonald, who went 13-11 at New Orleans in 1949, makes his first major league start and shuts out the Phillies‚ 6 – 0. MacDonald will finish the season at 8-10 for the last-place Bucs before going into the service in 1951. He’ll win just one more major league game after that.

On May 23, 1950 — 1950 – Pittsburgh’s first bonus baby, Bill MacDonald, who went 13-11 at New Orleans in 1949, makes his first major league start and shuts out the Phillies‚ 6 – 0. MacDonald will finish the season at 8-10 for the last-place Bucs before going into the service in 1951. He’ll win just one more major league game after that.

Source:
Baseball Reference May 23