The United States won the men's and women's 400-meter races Sunday to sweep the relays at the World Junior Championships. A day after capturing gold in the 100m relays, the American men and women successfully defended the 400m titles from the last junior worlds two years ago in Beijing. Marcus Boyd, Bryan Miller, O'Neal Wilder and Jeshua Anderson won the men's event in a time of 3:03.86 seconds. Britain finished second (3:05.82), while Germany was third (3:06.47). In the women's field, Lanie Whittaker, Jessica Beard, Erica Alexander and Takecia Jameson won the gold in a time of 3:30.19 seconds, easily outpacing Ukraine (3:34.20) and Australia (3:34.23). In the final medal count, the United States topped the standings with 17 medals, including 11 gold. Germany was second with 10, containing six gold. Kenya was third with four golds in 11 medals. In the men's high jump, Bohdan Bondarenko gave Ukraine its fourth medal of the competition, winning with a jump of 2.26 meters. Sylwester Bednarek of Poland took silver by clearing 2.24 meters, and Miguel Angel Sancho of Spain claimed bronze with a jump of 2.21 meters. Meanwhile, Konstantin Shabanov of Russia captured gold in the men's 110-meter hurdles in 13.27 seconds. Booker Nunley of the United States was second, while Keiron Steward of Jamaica took third. Stephanie Twell took the women's 1,500-meter title in 4:15.09 seconds. The 18-year-old Briton improved on her eighth-place finish at the last junior worlds. Ethiopia's Kalkidan Gezaheqne took silver (4:16.58), and Britain's Emma Pallant the bronze (4:17.06). In the men's 3,000-meter steeplechase, Jonathan Muia Ndiku of Kenya won gold in a personal-best time of 8:17.28. Gomez, Whitcombe win Olympic favorite Javier Gomez of Spain won his fourth World Cup triathlon this year and British veteran Andrea Whitcombe won her first since 2005 at Tiszaujvaros on Sunday. Gomez's seventh successive World Cup victory in the past year was also the 11th of his career, tying for second on the all-time list with Canada's Simon Whitfield and New Zealand's Hamish Carter, both Olympic gold medalists. The Spaniard won in 1 hour, 51 minutes, 32 seconds, heading off Brad Kahlefeldt of Australia by 19 seconds. Kahlefeldt was runner-up to Gomez for a third World Cup this season. Dmitriy Gaag of Kazakhstan was third for his first medal since 2006. Whitcombe finished in 2:02:48, beating Felicity Abram of Australia by 46 seconds. Mariana Ohata of Brazil was third, another 33 seconds back. It was her third World Cup title.