Martina Fidanza of Italy claimed victory in the women's scratch race to win the first gold medal of the International Cycling Union Junior Track World Championships in Montichiari.
It came on the opening day of competition at the Velodrome Fassa Bortolo in the Italian town, located around two hours east of Milan.
Fidanza, 17, romped to victory in the 30-lap race in which riders completed 7.5 kilometres in total distance.
It followed her under-23 European title in the same event secured earlier this year.
Mylene de Zoete of The Netherlands finished second today while Alexandra Martin-Wallace of Australia took third.
Russia later claimed gold medals in both the male and female team sprint competitions.
Daniil Komkov, Dmitry Nesterov and Pavel Rostov combined for a world record 44.355sec in the men's event to finish almost a second clear of second placed Germany.
They clocked 45.314 while Poland managed a swifter 45.049 to win the bronze medal race.
Yana Tyschenko and Polina Vashenko crossed in 34.438 to win the corresponding women's event.
Germany were forced to settle for silver once again in 34.446.
Britain won bronze in 35.102.
Organisers have said more than 200 male and 100 female cyclists from 42 countries have entered this year’s competition.
The Championships are scheduled to conclude on Sunday (August 27).