Caroline Harvey scored a hat trick as defending champions the United States routed Austria 11-1 at the women’s ice hockey world championship on Monday.

Canada followed suit by thrashing hosts Denmark 10-0 to maintain their own perfect record.

Austria’s late goal was the first conceded in three games by the US, who have scored 23 goals so far.

Tessa Janecke scored twice and added an assist, captain Hilary Knight netted twice, Joy Dunne had a goal and three assists, and Rory Guilday, Lacey Eden and Megan Keller each contributed a goal and an assist.

Harvey scored two of the opening period’s four goals and completed her hat trick in the third after registering five assists in her previous two games. She added another assist on Monday.

Knight was fed in front of goal by Cayla Barnes to increase the lead to 2-0, and her second made it 9-0, extending her record tally at the worlds to 70 goals in 90 games.

The US replaced goaltender Aerin Frankel with Gwyneth Philips 10:45 into the second period, with Frankel having faced just two shots and the Americans leading 6-0.

Annika Fazokas scored the consolation goal for Austria, who were facing the US for the first time in their debut appearance in the top division.

The Americans have won 10 of the past 14 world championships and arrived in Denmark as reigning world and Olympic champions, having claimed the 2025 title in the Czech Republic and gold at the Milan-Cortina Games in February, beating Canada in overtime in both finals.

They face the Czech Republic in their final preliminary-round game on Wednesday.

For Canada, Emma Maltais scored twice, Laura Stacey had a goal and two assists, Sarah Fillier, Kendall Cooper and Jessie Eldridge each contributed a goal and an assist, while Renata Fast, Rosalie Tremblay, Kristin O’Neill and Sara Manness also scored.

Canada goaltender Kayle Osborne stopped six shots for the shutout.

Fast and teenager Tremblay set the pace when they fired Canada ahead with goals 16 seconds apart in the opening period.

Denmark replaced goaltender Caroline Bjergstad with Aya Petersen midway through the second period, with the score at 6-0 after the Canadians had bombarded Bjergstad with 41 shots.

Canada, who have also conceded just one goal in three games, face Finland on Wednesday.