A mother and daughter, both champion riders - but only one can make Olympic history.

Maggie Atwood and Becky McCabe - mother and daughter, both champion riders - vowed to never, ever, compete against one another.

But a dramatic turn of events ahead of the Paris Olympics changes everything.

Mother and daughter share a dream: to be the best in the world. Only one rider can fulfil that dream and make history.

Only one rider can make history.