Christiansen was sent to AHL Cleveland on Tuesday.
Christiansen was recalled from AHL Cleveland on Friday
Christiansen was returned to AHL Cleveland on Friday, according Aaron Portzline of The Athletic.
Christiansen was recalled from AHL Cleveland on Saturday.
Per Elliotte Friedman of Sportsnet, the Blue Jackets put Christiansen on waivers Friday.
Christiansen signed a one-year, two-way contract extension with Columbus on Monday.
Christiansen was reassigned to AHL Cleveland on Wednesday.
Christiansen was recalled by the Blue Jackets on Tuesday.
Christiansen was reassigned to the minors Wednesday.
Christiansen (illness) is expected to be in the lineup Thursday versus the Bruins, Brian Hedger of The Columbus Dispatch reports.