Marathon world record-holder Paula Radcliffe told ITV News that she was "excited" to return to the Olympic Stadium, as thousands gather to take part in the National Lottery Anniversary Run.
Radcliffe thanked the British public and Olympic committee for "continuing to support sports".
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Days of government bombardment in rebel-held eastern Ghouta have now left more than 500 people dead, observers say.
A cold and sunny day tomorrow
Actress Emma Chambers - star of Notting Hill and The Vicar of Dibley - has died, her agency has confirmed.