The Sydney couple who survived the London bus bomb have spoken of the horrors they experienced in the immediate aftermath of Thursday's terrorist attack. Australians Tania Calabrese, 29, and Tony Cancellara, 34, were sitting on the top deck of a No. 30 bus when it exploded near Tavistock Square in London. Calabrese, from Five Dock, held onto the seat in front as the bus collapsed around her and debris flew through the air. Her boyfriend, Cancellara, from Leichhardt, was thrown through the air by the blast and knocked unconscious. Calabrese described horrific scenes surrounding the bus as she searched the...