The Racers (23-8) play conference top-seed Belmont on Saturday for an automatic bid to the NCAA Tournament. Murray State entered the tournament as the second seed.
Williams scored 15 with 11 rebounds, Chico Carter Jr. scored 10 and Devin Gilmore grabbed 10 rebounds.
After Taylor hit a 3-pointer to give the Governors a 44-43 lead with 12:49 remaining, Carter hit a jump shot and Brown sank three free throws and Murray State gradually begin to distance itself. Taylor's 3-point play reduced Austin Peay's deficit to 57-51 with 4:33 to go but it never got closer.
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