Sonic Racing: CrossWorlds: How the hedgehog keeps up to speed

Peter Gillibrand andTom RichardsonBBC NewsbeatSegaSonic's back with a new racing game - but who's he jostling for pole position with? "Sega does what Nintendon't".The slogan, from the 1990s, is one of the most famous in video game history.It was a time when the bitter rivalry between the two Japanese game companies was at its fiercest.Today, that relationship has softened. You can play Sonic games on Nintendo…