The American claimed victory in the women’s sitting sprint event yesterday, before adding another triumph in the women's sitting middle event today.

Masters powered home in 21min 25.4sec, more than a minute clear of her closest challenger, compatriot Kendall Gretsch, who finished second in a real time of 23:22.3 and factored time of 22:26.2.

Russia’s Natalia Kocherova completed the podium, the same as yesterday's sprint event, achieving a time of 23:04.9.

Italy’s Giuseppe Romele matched Masters' double triumph in the men's sitting events, adding the middle distance to his sprint victory yesterday.

He again led home Russia’s Ivan Golubkov in 25:11, winning by more than 30 seconds. 

Canada's Collin Cameron finished third in 26:02.6.

Brian McKeever won the men's visually impaired middle event in 28:50.2 and Natalie Wilkie won the women's standing middle race in 28:12.6 to claim two gold medals for Canada.

Russia also won two races today - Vladislav Lekomtsev in the men's standing middle and Anna Panferova in the women's visually impaired middle.