Nanni dominated proceedings in the shotgun upper limb category in the American city as he shot for a score of 38x50 in the final round at the John A. Halter Shooting Sports Education Center at Hillsdale College.

Britain's Reuben Welch secured the silver medal as he hit 25x50 while the United States' Samuel Rudloff claimed bronze with 19x40 to prevent his fellow American Sophia Bultema from reaching the podium as she could only manage 13x35.

Nanni's qualifying round scores of 24, 23, 21, 23, and 24 were the best in each as he asserted his dominance early on with 115 points overall compared to Bultema's 88, Welch's 79 and Rudloff's 78 points.

In the shotgun lower limb discipline, Cuciti replicated his compatriot's score in the final to pip Jose Pico Martinez of the US to top spot.

Martinez scored 34x50 to win silver ahead of countryman Leo Merele's bronze medal-winning score of 28x40.

The US' Bartley Spieth made up the rest of the field in fourth place with 23x35.

Cuciti scored 119 out of a possible 125 points in the qualifying stage to lead the field ahead of the 104, 97, and 74 points scored by Martinez, Merele, and Spieth, respectively.

Scotland's Keith White was victorious in the final individual competition of the Grand Prix, the shotgun seated, as he scored 40x50 following a 95 in the previous stage.

Americans Rebecca Noble and Zach Jones rounded out the top three with scores of 23x50 and 16x40, respectively, after they got 65 and 56 points in qualifying.

Martinez and Bultema secured gold in the mixed team event with a masterful performance that saw them acquire 192 points, beating Merele and Noble's 159 in a two-team shootout.

The next Grand Prix is set to take place in Brno in the Czech Republic from July 4 to 10.