World champion Alysa Liu's flawless routine in the women's free skate Saturday helped the United States win its sixth gold medal at the figure skating World Team Trophy.

Skating to “MacArthur Park” by Donna Summer, the 19-year-old topped her personal best score from last month’s world championships.

Skating to “MacArthur Park” by Donna Summer, the 19-year-old Liu landed seven triple jumps for a personal-best score of 150.97 points.

World champion Alysa Liu produced a flawless routine in the women’s free skate on Saturday as the United States won its sixth gold medal at the figure skating World Team ...