The San Antonio Spurs are in the market for a superstar since shipping Kawhi Leonard to Toronto. Nineteen-year-old rookie Lonnie Walker might just fit the bill. His NBA debut, similar to his college play, has shown moments of potential. But while those periods are impressive, they lack duration and frequency. Head coach Gregg Popovich is known to bring out players’ abilities, so fans will be watching to see why their team made the shooting guard its first-round draft pick.