Two North London police officers today described how they braved freezing temperatures to rescue a woman trapped in her car in a lake in Totteridge.
PCs Ryan Perry and Marc Cash plunged into the water and smashed one of the vehicle's windows, before pulling the woman to safety.
Paul Brand went to meet them.
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Those gathered on the bridge fell silent at 2.40pm - the time the first call was made to police exactly seven days ago.