because they weren't married. and the world cup should be played every two years rather than every four — so says arsenal's former manager, arsene wenger. and coming up in the sport, on the bbc news channel... heather knight's stunning century helps england wrap up their series against new zealand — and make history along the way in derby. good evening. the government is preparing for the worst case scenario after the collapse of several energy companies due to soaring gas prices. nearly one and a half million customers have been hit in the last two weeks by firms going bust — and the government is now working with the energy watchdog ofgem to protect customers if, as feared, more companies go under. smaller and newer providers have been overwhelmed by a global spike in wholesale gas prices.