Markus Rooth returns to defend his decathlon title, while Taliyah Brooks and Chari Hawkins are among those on the hunt for heptathlon success at the GardaStars by Multistars
Kälin and Rooth win Multistars combined events meeting insidethegames.biz - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from insidethegames.biz Daily Mail and Mail on Sunday newspapers.