Spencer Machacek was sent to the minors on Thursday. He will have to clear waivers first though. Columbus also assigned Alex Aleardi, Sean Collins, Jake Hansen, Andrew Joudrey, Jeremy Langlois, Broc Little, Spencer Machacek, Jonathan Marchessault, Lukas Sedlak, Dalton Smith and Trent Vogelhuber; and defensemen Thomas Larkin, Joe Lavin, Austin Madaisky, Patrick McNeill, Blake Parlett and Frederic St. Denis to AHL Springfield. McNeill and St. Denis also have to clear waivers before reporting to the minors.