Ethiopians Selemon Barega and Medina Eisa gained the lads’s and girls’s 10km races on the Nice Manchester Run.
Barega, who was Olympic champion within the distance on the observe at Tokyo 2020, gained Sunday’s males’s race in 27 minutes and 49 seconds.
Uruguay’s Santiago Catrofe completed three seconds behind, whereas final yr’s champion in Manchester, Vincent Ngetich Kipkemoi of Kenya, was third with 27:58.
There have been two British finishers within the prime 10, with England’s Alfie Manthorpe fifth and Welshman Dewi Griffiths in eighth.
Olympic 800m champions Keely Hodgkinson and Dame Kelly Holmes have been in attendance to begin the lads’s 10km and the half marathons.
Within the ladies’s 10km, there was a cushty win for 20-year-old Eisa in 30:42.
American Emily Sisson was second in 31:11, with Eisa’s fellow Ethiopian Gotytom Gebreslase in third.
British athletes Amy-Eloise Neale and Verity Ockenden completed seventh and ninth respectively.