It was really hair-raising: your eyes are at water level so you can’t see what’s going on but the water is going faster and faster and things are getting really noisy and turbulent and you can just feel this unbelievably massive power sucking at you. And all the time I am trying to decide ‘when am I going to let this woman go and just swim for it myself?’ But as you can imagine, that’s a very difficult decision to make, and fortunately I didn’t have to make it.”
