Katarina Johnson-Thompson and Jessica Ennis-Hill start heptathlon in style

• Johnson-Thompson takes early lead after high jump personal best• Ennis-Hill wins 100m hurdles then records her best jump for four years The cream quickly rose to the top on the opening day of the heptathlon with Britain's Katarina Johnson-Thompson and Jessica Ennis-Hill producing spectacular performances in the first two events with the Canadian Brianne Thiesen-Eaton, who leads the standings this year, also deep in the mix for gold. Related: Rio Olympics 2016: double GB rowing gold, Ennis-...