Coldplay has insisted they're "very sorry" after being forced to reschedule the final two dates of their 10-show run at Wembley Stadium due to strikes on the London Underground. The Fix You stars, fronted by Chris Martin , said the strikes, which will see Rail, Maritime And Transport (RMT) union members on the Tube take industrial action at different times from September 5 for seven days, had made it impossible for the gigs to go ahead on September 7 and 8. A statement from the band posted to