Blackhawks' accelerated rebuild, roster competition and prospect pipeline

Preseason evaluation continues amid competition involving Byram, Korchinski, Levshunov, Rinzel, Lardis and Kantserov. Chicago loaned eight players to Rockford, assigned Cavan Fitzgerald after his PTO ended and waived Derrick Pouliot; Jordan Greenway is now day-to-day with a lower-body tweak.