By Matt Hardy Great Britain picked up three gold medals at the coveted Jamaica Athletics Invitational at the weekend as the nation’s track and field stars shape up ahead of the Paris 2024 Olympics. Dina Asher-Smith took gold in the women’s 200m, beating Jessika Gbai of Ivory Coast and Lanae-Tava Thomas of Jamaica. Zharnel Hughes won the same event for the men, beating Tokyo 2020 Silver medallist American Fred Kerley with a time of 19.96. Britain on a rollIn the men’s 400m final, Matt Hudson-Smith clocked a time of 44.69 to take gold ahead of the United States athlete Matthew Boling and Jamaica…