Burnet and Gimson finished in third place after the 12 races, with the top 10 now in to compete for a mixed multihull medal.

The Italian pair of Ruggero Tita and Caterina Marianna Banti were the pacesetters in those races and beat Burnet and Gimson for gold at the last Olympics.

Will roles be reversed off the coast of Marseille? Racing starts at 13:43.

Cyclist Carlin is back in action after his team sprint silver.

The 27-year-old sprinter from Paisley has yet to win a gold medal at a major global championships, but does have an impressive haul of silver and bronze.

He would love nothing more than to end that run on the biggest stage of them all.

The problem is he will have to get past the flying Dutchman Harrie Lavreysen who appears unbeatable in the sprint disciplines.

Carlin, though, looked good in anchoring the youthful Great Britain team.

His quest to reach the medal races at the velodrome starts at 11:45 BST with the head-to-head rounds running at 13:30, 16:30, and 19:38.

The quarter-finals are on Thursday and medal races follow on Friday.

At the Aquatics Centre, Reid will leap into action in the 3m springboard preliminary round (14:00).

Having finished eighth in Rio and 19th in Tokyo, her ambition will be to deliver her best Olympics result yet.

The 28-year-old has finished as high as fourth in this event at the world championships so has the talent to perform strongly.