Heiskanen is now the third critical player the Stars have lost for an extended period of time. Tyler Seguin is out for four-to-six months following hip surgery he had done in December, and Mason Marchment has missed a month for face surgery after taking a puck to the face in late December.

Dallas Stars defenseman Miro Heiskanen is officially week-to-week after his collision with Mark Stone Tuesday night against the Vegas Golden Knights. The most important blue-liner for Dallas had testing done Wednesday that included an MRI,

Bad things happen in hockey sometimes, and it's nobody's fault. That sure looks like what happened in the Stone and Heiskanen incident, says Ken Campbell.

In the third period of a tight contest, Stone was tripped by Stars forward Roope Hintz, causing him to lose balance. As he fell to the ice, he took out Heiskanen’s leg. The blue liner immediately grabbed his left knee and was in visible pain as he headed towards the tunnel with the help of his teammates.

The rivalry between the Vegas Golden Knights and the Dallas Stars has brewed over the years with a new talking point after their final regular season game of this season on Tuesday.

Miro Heiskanen suffered a lower-body injury during a collision with Mark Stone during a 4-3 overtime win over the Vegas Golden Knights. The injury happened after Stone fell into Heiskanen's knee during a tripping incident. Heiskanen had an MRI, and the Stars are waiting for more details. He will also see a specialist.

Dallas Stars defenseman Miro Heiskanen is considered week-to-week with a lower-body injury, head coach Peter DeBoer told reporters Thursday, according to Dallas News' Lia Assimakopoulos.Heiskanen was awkwardly taken down by Vegas Golden Knights forward Mark Stone in Tuesday's game.

Dallas Stars standout defenceman Miro Heiskanen has been labelled week-to-week with a lower-body injury while the team awaits a more definitive timeline.

Dallas Stars defenseman Miro Heiskanen is week to week with a lower-body injury sustained on a big hit from Vegas captain Mark Stone.

Stars head coach Peter DeBoer told reporters Thursday that Miro Heiskanen has been ruled out week-to-week due to a lower-body injury.

Dallas Stars defenceman Miro Heiskanen is week to week with a lower-body injury sustained on a big hit from Vegas captain Mark Stone, and the standout from Finland won't play in next month's 4 Nations Face-Off tournament.