The first indication that he had a heart problem came at a screening the NBA Players Association and NBA Retired Players Association began, in the wake of the deaths of Caldwell Jones, who passed in 2014, and former Rockets great Moses Malone and Darryl Dawkins, who passed away within three weeks of each other in 2015. Since the program started, more than 500 players have been screened. As much good as it has done — expanding to an assortment of tests and even orthopedic imaging, and players have been found to have an array of issues that might have gone unnoticed — Catchings said the free testing wasn’t as big of a hit as he thought it would be.