Bloodwise Blenheim Palace Triathlon

Taking place against the stunning backdrop of Blenheim Palace estate, the birthplace of Sir Winston Churchill, this iconic triathlon is the traditional season opener and the second-biggest event in the UK, with thousands of enthusiasts and celebrities enjoying the scenic and historic course. The elite race features reigning Olympic champion Alistair Brownlee in his build up to Rio 2016, and the current European champion India Lee, who is attempting to defend her title in the women's race. Mel C and Alastair Campbell feature among the celebrity competitors. Graham Bell presents while Patrick Winterton provides commentary.