( . . .and then it went very wrong.)
Five years ago this week London went from the euphoria of winning the 2012 Olympics to the horror of domestic terrorism with bus and tube bombings carried out in the center of the city during morning rush hour. Here is the first hour, recorded as it happened from BBC Radio London, with minutes leading up to the initial reports and gradually how the story unfolded and with each passing second the news got more and more grim.
