Sailing - Japan go 3-1 up in America's Cup semi-final with win over Sweden

Rough seas and high winds in Bermuda's Great Sound made for challenging conditions, with Artemis Racing losing ground soon after the start and straying outside the course boundary, incurring a penalty which put them further behind Japan.

(Reuters)

The Swedish crew were furious with the way the race umpire handled the penalty and failed to make up the ground on Japan, who handled the "survival mode" race to notch up another win.

(Reporting by Alexander Smith in London; Editing by Toby Davis)