Austria's Anna Kiesenhofer and Tunisian teenager Ahmed Hafnaoui win surprise golds on a drama-filled second day at the Tokyo Olympics.
American professional boxer Keyshawn Davis is making the most of a second chance to pursue his Olympic dream.
With 34 new events in total added to the Tokyo Olympic programme, BBC Sport takes a look at what's new.
BBC Sport presents the key facts and figures from this summer's Olympic Games in Brazil.
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