BBC Sport - Rio Olympics 2016: Desiree Henry and Dina Asher-Smith's Rio Postcard

They might be the happiest people in Rio

Two of Great Britain's bronze medal-winning 4x100m relay women send us a Rio Postcard - they reckon they're the coolest team at the Olympics.

You can also see GB athlete Laura Trott's Rio Postcard here.

Available to UK users only.

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