Hakeem Olajuwon is now 52 years old, but you wouldn’t know it by watching his moves at the first NBA Africa Game on Saturday. The native Nigerian unexpectedly checked into game for Team Africa in the second quarter along with Dikembe Mutombo, now 49. They each wore throwback uniforms from their 1990s Rockets and Nuggets days, and most impressively, both of the legendary centers made an impact on the game itself. Mutombo grabbed four rebounds in just three minutes, while Olajuwon blocked a