AJ vs. Darryn Peterson rivalry brewing? Richie Saunders to Grind City

Former Big 12 and high school foes AJ Dybantsa and Darryn Peterson went No. 1 and No. 2 in the NBA draft. Will there be a rivalry between these two in the league? Also, Richie Saunders is off to Grind City with the Memphis Grizzlies.