One suspect is in custody Wednesday morning after a man was stabbed at the Marlborough CTrain station.
Calgary police confirm officers were called at around 4 a.m. and the man was rushed to the hospital with life-threatening injuries.
Trains were not stopping at Marlborough Station and police said it would be closed for some time.
Shuttles were running and Calgary police said the public is not at risk.
Anyone with information on this incident is asked to contact police.