Sebastian Aho left in the third period of Sunday's 4-1 loss to the Calgary Flames following a seemingly head-targeted hit from Flames defenseman Mark Giordano. Giordano also caught Aho's left knee in the collision, and the Canes' leading scorer had to be helped off the ice.
Aho Out Indefinitely With Concussion, Lower-Body Injury
Left game on Sunday following hit by Flames defenseman Giordano