World Athletics Championships: 100m heats, women’s 10,000m final and more on night one – live

Updates from Tokyo as the championships get under way

Mail John | The stars aiming to break records in Tokyo

Reuters – Evan Dunfee of Canada and Spanish defending champion Maria Perez prevailed in suffocating Tokyo humidity to win the first gold medals of the 20th World Athletics Championships in the 35-km walks on Saturday.

Dunfee, the pain of the gruelling effort in tough conditions etched on his face, crossed the line at the National Stadium in two hours, 28 minutes and 22 seconds to claim his first global title.