:00:00. > :00:09.Hi, I'm Jenny. It's Saturday morning and you're watching Newsround. Stay
:00:10. > :00:12.here for more of this: Big X Factor news as Simon announces he's
:00:13. > :00:16.returning to the UK show. And as the Winter Olympics kicks
:00:17. > :00:24.off, Team GB make a great start in the snowboard slopestyle.
:00:25. > :00:28.The very first medals at the Winter Olympics in the Russian resort of
:00:29. > :00:31.Sochi will be up for grabs later today. The Games were officially
:00:32. > :00:35.opened by President Vladmir Putin in a spectacular ceremony yesterday.
:00:36. > :00:40.Just look at these fireworks. There was music, dance and lots of theatre
:00:41. > :00:44.to get the Games started. It didn't all go to plan though. Five giant
:00:45. > :00:50.snowflakes were meant to turn into the Olympic rings, but only four of
:00:51. > :00:54.them managed it. Speed skater Jon Eley led Team GB
:00:55. > :00:57.into the stadium. And everybody was wondering how the Olympic cauldron
:00:58. > :01:01.would be lit... Well, they got their answer. Have a look at this parade
:01:02. > :01:07.of fire which then set off all the fireworks.
:01:08. > :01:12.And the action has now properly begun. Britain's Billy Morgan has
:01:13. > :01:15.leapt into first place in the snowboard slopestyle semifinals.
:01:16. > :01:18.With team-mate Jamie Nicholls already in the final, Morgan still
:01:19. > :01:22.had work to do to book his place, but he wowed the judges, first with
:01:23. > :01:24.a backside rodeo... He followed that with a "cab double underflip",
:01:25. > :01:28.basically somersaulting in the air whilst holding onto his board... And
:01:29. > :01:35.then he finished it all off with a frontside double ten. The final is
:01:36. > :01:39.on BBC Two right now. And we've got all the extras on the
:01:40. > :01:42.Winter Olympics over on our website where you'll find Newsround's
:01:43. > :01:51.ultimate guide to Sochi, as well as the five Winter Olympic sports you
:01:52. > :01:55.cannot afford to miss. Some big X Factor news for you now.
:01:56. > :01:58.Simon Cowell is rejoining the judges on this year's show. The superstar
:01:59. > :02:02.judge left the show in 2010 to launch an American version of the X
:02:03. > :02:05.Factor. But US channel Fox has decided to ditch the show over there
:02:06. > :02:09.after it failed to take off, so Simon's heading home to join the
:02:10. > :02:13.panel here. We don't yet know who else will be joining Cowell to make
:02:14. > :02:17.up the rest of the judges, but Simon's return is seen as a big
:02:18. > :02:22.deal. It will get people speaking about it again. People will care
:02:23. > :02:27.about the show more. He is going to be the head judge and replaces Gary
:02:28. > :02:31.Barlow. For the first seven years when he was there and being nasty,
:02:32. > :02:34.it got the best ratings. They fell after he left.
:02:35. > :02:37.In football, the top four are all in action in the Premiere League today.
:02:38. > :02:39.Chelsea host Newcastle, Manchester City travel to Norwich and
:02:40. > :02:41.fourth-placed Liverpool take on leaders Arsenal at home in the early
:02:42. > :02:45.kick-off. West Ham are at Villa this
:02:46. > :02:48.afternoon, but heir battle to avoid relegation has suffered a blow,
:02:49. > :02:50.because they'll be without striker Andy Carroll. The latest attempt to
:02:51. > :02:52.overturn the player's three-match ban, received for a sending off, has
:02:53. > :02:55.failed. That's all from me, Tune into
:02:56. > :02:58.Newsround at 11:55am to catch Ayshah's chat with winner of The
:02:59. > :03:00.Jump, Joe McElderry. See ya.