Pistons get some nice cap relief, Celtics get a positional need, Knicks get a star and pg in one, Hornets unclog their pg position. PISTONS- Rozier, Hayes, Grant, Sekou, Plumlee HORNETS- Graham, Ball, Hayward, Randle, Carey CELTICS- Smart, Brown, Tatum, Griffin, Thompson KNICKS- Walker, Barrett, Knox, Toppin, Robinson