Counterterrorism police are investigating a stabbing attack on a train in England which left 10 people wounded, most of them with life-threatening injuries.

Police in the U.K. say they have declared a stabbing attack a "major incident," and that counter-terrorism police are supporting the investigation.

This has been declared a major incident and Counter Terrorism Policing are supporting our investigation whilst we work to establish the full circumstances and motivation for this incident," police say

Ten people are in the hospital after a "horrific" stabbing on a train in Huntingdon, Cambridgeshire on Saturday evening. No fatalities have been reported yet, though nine of the victims have life-threatening injuries,