Richard is not tall. He's just now reaching 5'10 at this point and there are videos of him playing with the varsity HS team as a middle schooler at 4'9 and up. He's at Asheville Christian Academy HS for this season. Reminds me a bit somewhere between Devan Downey and Keith Legree on the court.
https://www.youtube.com/watch?v=KJZlZ1loJww