The heat swims of the 2017 International Federation for Intellectual Impairment Sport (World Intellectual Impairment Sport) Swimming Championships delivered great performances on Saturday (2 December).

In the women’s 100m freestyle S14 Brazil’s Ana Karolina Soares Oliveira (1:03.41) had a successful return to the pool. The 17-year-old went quickest in the women’s 100m freestyle S14 after winning gold in the women’s 50m butterfly S14 on Friday (1 December).

The USA’s Leslie Cichoki (1:06.75) was second and Australia’s Jade Lucy (1:07.50) third.

France’s Nathan Maillet (58.15) advanced to the final of the men’s 100m freestyle S14 as the quickest.

Brazilian teammates Andre Luiz Bento Silva (1:00.31) and Gutemberg De Souza (1:00.74) finished within a whisker of each for second and third respectively.

Japan’s Yasuhiro Tanaka (33.01) heads through to the final of the men’s 50m breaststroke in pole position. His teammate Shinichi Hirota (33.71), the bronze medallist from 2015, was second. The Czech Republic’s Vladimir Hlavac (34.23) was third.

The women’s was led by Brazil’s Debora Borges Carneiro (38.13). Australia’s 2015 silver medallist Jaime-Lee Getson (39.73) was second and Japan’s Remi Watanabe (41.52) third.

In the men’s 100m butterfly Japan’s Haruki Takayanagi (1:04.82) is in a good position to improve on his silver medal from 2015. He leads compatriots Shunya Murakami (1:05.51) and Shota Zayasu (1:07.33) into second and third, respectively.

Cichoki (1:15.56) led the women in the 100m butterfly S14 heats. Australia’s Nikesha Sophia Harding (1:16.07) was second quickest and Chinese Taipei’s defending champion Jo Lin Tu (1:18.74), third.

Trial significant additional impairment groups

Brazil’s Caique Aimore (1:07.67) qualified fastest in the men’s 100m freestyle – Down syndrome heats. Colombia’s Jaider Stiwen Hernandez (1:10.90) was second. Great Britain’s Billy Birchmore (1:11.28) was third.

In the women’s equivalent Mexico’s Dunia Camacho Marenco (1:23.26) went quickest. Spain’s Camino Martinez De La Riva (1:29.02) was second. Mexico’s Paola Veloz Barcenas (1:29.46) was third.

The men’s 50m breaststroke – Down syndrome heat was also won by Aimore (39.55). Spain’s Carlos Hernandez Ortiz (43.70) was second and Mexico’s Jesus Salvador Montoya (46.22) was third.

The women’s event was led by South Africa’s Melisa Van Bosch (51.01). Brazil’s Kelly Da Silva Antunes (52.22) follows Van Bosch into the final in second. Mexico’s Daniela Michelle De Lorea (54.97).

In the men’s 100m butterfly – Down syndrome Birchmore (1:20.82) went quickest. France’s Axel Belig (1:21.03) was second and Mexico’s Jesus Garcia Gonzalez (1:21.31) third.

In the women’s France’s Cleo Renou (1:47.08) led the field. Mexico’s De Lorea (1:57.20) was second and Antunes (1:59.66), third.

The USA’s Anna Beam (1:37.70) won gold in the women’s 100m freestyle – autism.

Youth (under-17s)

Mexico’s Alejandro Alvarado Alvarado (1:03.13) clinched the men’s 100m freestyle title. His teammate, Angel Fernando Gutierrez (1:05.37), claimed silver.

Mexico’s Nahum Hernandez Cetina (40.99) claimed the victory in the men’s 50m breaststroke. Australia’s Jarrod Le (41.55) grabbed the silver. Cetina(1:12.51) also won gold in the men’s 100m butterfly.

Austria’s Janina Falk, 14, won gold in the women’s 50m breaststroke under-17s after her heat swim.

Full results are available at www.inas.org/events/results/results-2017-inas-swimming-championships

The 2017 World Intellectual Impairment Sport Swimming Championships run until 3 December.

Live coverage, behind the scenes content, videos and pictures are available at World Intellectual Impairment Sport Facebook and Twitter.

Trial eligibility groups are being run in Down syndrome and autism.

Two eligibility groups are being trialled in Aguascalientes -1. Athletes with significant additional impairment – for athletes with an intellectual impairment and a further significant impairment. Initially this will be restricted to athletes with Down syndrome. 2. For athletes with autism.