Tove Alexandersson won her qualifying heat and is the favorite before tonight's knockout sprint at the WC in Denmark

The knockout sprint has the same structure as the cross-country ski sprint with a prologue followed by the quarterfinals, semi and finals.

The 36 best from the prologue go on to the knockout round.

After the qualifiers, six quarter-finals await, with six runners in each heat.

See the broadcast in the player above.