widnes vikings have sacked head coach denis betts, after eight years with the club. the vikings are currently bottom of super league with three wins from 12 games this season. riyad mahrez is expected to join manchester city from leicester by the end of the week. city walked away from a deal for mahrez in january because of the asking price — he's going to cost them around 60 million pounds. while pep guardiola's side are also expected to bring in the napoli midfielder georgeinho. he's a 26—year—old italian international, and he's expected to cost city around £a2 million. this day two weeks, after all the months and indeed years of build up, the world cup in russia will get underway. and, here on sportsday, we'll be taking an in depth look at some of the issues facing the teams and nations competing there. let's start with a look at those making their first appearance at a world cup finals. iceland go into this tournament off the back of their incredible success at euro 2016. joe lynskey has more. iceland go into theirfirst iceland go into their first world cup final