Joanna Evans competes in a women's 200-metre freestyle heat. (AP)
Tynia Gaither (second from right) in a women's 100m heat. (AP)
Jamal Wilson competes in the men's high jump qualification. (AP)
Shavez Hart (centre) in a 200m heat. (AP)
Drama at the finish line of the women's 400m final as Shaunae Miller wins gold. ...
Shaunae MIller on the ground after that dramatic finish. (AP)
An emotional Shaunae Miller after her triumph. (AP)
Donald Thomas reacts during the men's high jump final. (AP)
Emily Morley and Svetlana Germanovich, of Kazakhstan, compete in the women's single sculls semifinal heat. ...
Bianca Stuart competes in the long jump. (AP)