July 10th Clemson Historic Picture And Trivia Question Of The Day

Today’s photo is of Clemson basketball player Billy Williams in a promotional photo for a game program.
Williams played basketball for the Tigers from 1977-80 under Clemson Hall of Fame head coach Bill Foster and was the top scorer on the Tigers’ first team to reach the Elite Eight of the NCAA Tournament.
Williams is one of only 7 Clemson basketball All Americans.
Trivia Question
Williams was drafted in the 2nd round of the NBA draft, but never played in the NBA. Why?
(Place answer in comments)

[@paulheaphy4228]

Reminded me of Butch Zatezelo.

[@TheTigerPregameShow]

Trivia Answer: Williams ended up playing professionally in Germany, becoming the second-leading scorer in the top division.