By Gary Parrish
Mac Irvin, the namesake of the Chicago-based and Nike-sponsored Mac Irvin Fire summer basketball program, has died, multiple sources confirmed to CBSSports.com on Saturday. The exact cause of death was not immediately known, but Irvin had been fighting diabetes.
Duke assistant Jeff Capel was among the first to Tweet about Irvin's death.
"RIP to Mr. Mac Irvin," Capel Tweeted. "A mentor to so many. You will be missed!"
Countless elite prospects have spent summers playing for the Mac Irvin Fire. The most recent 17-and-under team featured Jabari Parker, a 6-foot-8 forward who is regarded as the nation's No. 1 prospect in the Class of 2013. Parker is being recruited by Duke, Kentucky, Michigan State, Kansas, Illinois and a host of other top-tier programs.
"My condolence goes out to the Irvin family," Tweeted NBA veteran Damon Jones. "MAC was a super dude and did a lot for our youth with his aau program."