VIDEO: John Ludvig knocked out cold after scary collision against Radek Faksa

John Ludvig made his NHL debut for the Pittsburgh Penguins tonight.

John Ludvig collided into Dallas Stars' Radek Faska in the neutral zone around the 9-minute mark of the second period,. Both players hit the ice but Ludvig was knocked out cold.

John Ludvig lied on the ice for almost a minute as he was being checked ou by Penguins medical staff.

John Ludvig soon regained consciousness and was helped off the ice by Penguins teammates. He was bleeding from right under his lip as he skated off from his NHL debut.