A Cocker Spaniel plays in the snow on Wandsworth Common in London, January 29, 2004. Commuters faced severe delays across Britain on Thursday after freezing weather brought chaos to roads, railways and airports. Ice and snow closed scores of roads and caused jams on key routes, while rail passengers were warned of delays across the network, despite early warnings of this week's Arctic blast. REUTERS/John Voos PP04010112 XX/AA