Jahlil Okafor, a Duke freshman, floats to the basket  during a Chicago Public League semifinal game at Chicago State on Feb. 13, 2013.
Jahlil Okafor, a Duke freshman, floats to the basket during a Chicago Public League semifinal game at Chicago State on Feb. 13, 2013. Chicago Tribune
Jahlil Okafor, a Duke freshman, floats to the basket during a Chicago Public League semifinal game at Chicago State on Feb. 13, 2013. Chicago Tribune