Knicks president Steve Mills: It was 'smart move' not to extend Kristaps PorzingisThe 23-year-old remains sidelined with an ACL injury10/17/2018, 11:09 PMSep 24, 2018; New York Knicks forward/center Kristaps Porzingis (6) addresses the media at Knicks Media Day, Greenburgh, NY, USA; [CAPTION] at MSG training facility. Mandatory Credit: Wendell Cruz-USA TODAY Sports / Wendell Cruz