Donovan Mitchell has been watching RJ Barrett's emergence: 'You see his growth''He’s done a lot of really good things and he can get better'3/21/2022, 12:20 PMIan BegleyNBA InsiderFeb 25, 2022; New York, New York, USA; New York Knicks guard RJ Barrett (9) reacts after a basket against the Miami Heat during the first half at Madison Square Garden. / Vincent Carchietta-USA TODAY Sports
