Russian duo Daria Semianova and Alexey Alipov won the trap mixed team event at the International Shooting Sport Federation (ISSF) Shotgun World Cup in Cairo.
Semianova and Alipov, competing as Russia 1, topped qualifying and then duly defeated home pair Ahmed Zaher and Maggy Ashmawy in the final.
Russia 1 hit 41 of 50 targets in the final as darkness descended over Egypt's capital, with Alipov leading the way and missing only thrice.
Egypt 1 has 34 of 50 targets - down from qualifying scores of 48, 44 and 46.
While Semianova is just 18, 45-year-old Alipov won a solo gold medal at the Athens 2004 Olympics, and bronze four years later in Beijing.
Alberto Fernández and Fátima Gálvez - both former individual world champions - won the bronze medal for Spain.
Having needed a shoot-off to reach the third-place match, Spain 1 hit 45 targets to beat Slovakia 1, and Fernández hit 24 of 25 targets.
The Slovakians hit 42 of 50.
Fernández and Gálvez were the mixed team trap gold medallists at last months ISSF Shotgun Grand Prix in Rabat.
The World Cup is due to conclude with men's and women's team trap contests tomorrow.