Heating up just in time for the Games, Jacobs won Italy’s first sprint gold medal in 61 years.
The top 16 fastest times that have ever been recorded in the Men’s 100 metre Breaststroke have all been swum by Peaty.
A look back at the wild start to the decade, with hopes that the upcoming year is much less exciting.
Bolt becomes the first ever sprinter to win three gold medals in the 100 metre dash.
Ledecky was already celebrating when the rest of the pack were barely finished their final length.
Oleksiak wins her fourth medal in Rio after tying for gold in the 100 metre Free.
The United States are the first team to defend this title since the Soviet Union won the event for nine straight times.