On June 6, 1946, President Truman nominated Fred M. Vinson to be the 13th Chief Justice of the United States Supreme Court. The Senate confirmed his nomination, and on June 24, 1946, he was sworn in. He served on the Court for seven years. During his tenure he dealt with many hotbed issues including racial segregation.
He authored both the McLaurin v. Oklahoma State Regents for Higher Education et al, and Sweatt v. Painter et al decisions. See https://goo.gl/JF9NkJ. To learn more about Chief Justice Vinson go to https://goo.gl/atyIKR.