MILWAUKEE BUCKS–Exercised the contract options for G Brandon Knight and F John Henson.
CHICAGO BLACKHAWKS–Assigned F Joakim Nordstrom to Rockford (AHL).
NEW YORK RANGERS–Announced the retirement of G Martin Biron. Recalled Fs Chris Kreider and Brandon Mashinter and G Cam Talbot from Hartford (AHL).
TORONTO MAPLE LEAFS–Reassigned F Carter Ashton, F David Broll and F Trevor Smith to Toronto (AHL).
PEORIA RIVERMEN–Released G Kevin McFarland, F Masahito Suzuki and RW Casey Mignone.
LITTLE EAST CONFERENCE–Named Cora Brumley commissioner.