Author: RAVI UBHA, CNN

Bottas wins Japanese Grand Prix

Valtteri Bottas overtook pole-sitter Sebastian Vettel at the start and won the Japanese Grand Prix to help Mercedes clinch a record-tying sixth straight constructors' championship, a day after Typhoon Hagibis battered parts of the country.

Townsend and Ahn excel at US Open

In tennis, it's beyond difficult to transition from teen prospect to grand slam winner. Roger Federer, Serena Williams, Rafael Nadal and Maria Sharapova are the high-profile exceptions rather than the rule.