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USA's dream team basketball side get going, plus the women's road race and reigning gymnastics champion Simone Biles.
GB's women's cycling team compete in the road race, where their biggest rivals are the Dutch. Annemiek van Vleuten will look to be among the medals but as the men's race told us, it's not always the favorites who win that golden medal.
Simone Biles stars on day two of Tokyo 2020 as she competes in the women's artistic gymnastics qualifiers. The American hasn't lost a senior international all-around competition since she turned professional in 2013.
Team USA have been the dominant force in Olympic basketball for years - but they suffered shock defeats in the warm-ups and now face France in the first round.
