Tokyo Olympics LIVE updates: McKeon’s medal quest; Browning into 100m semis at the track, Wearn’s lap for gold

Emma McKeon bids for medals six and seven of her Games in the 50m freestyle and medley relay today; Rohan Browning will be attempting to make the men’s 100m final on the track; and Matt Wearn simply needs to complete his race to be awarded gold in Laser class sailing.