North and South Korea agree to pursue a joint bid to host the 2032 Olympics after a summit between the two nations' leaders.
Lifting the suspension of Russia's anti-doping agency (Rusada) would be "catastrophic", says doping whistleblower Grigory Rodchenkov.
Former GB Paralympic rower and Wada athlete committee member Vicki Aggar says Russia's potential return to world sport is a "fudge".
Charlotte Dujardin says there are similarities between new horse Mount St John Freestyle and Olympic winner Valegro
Audio & Video
Kenya's Eliud Kipchoge smashes the marathon world record, clocking a time of two hours one minute 39 seconds in Berlin.
Around the Web
Analysis from the BBC sports editor, plus comment from other correspondents
Unsung Hero award back for 2018!
The BBC Get Inspired Unsung Hero award returns for 2018 to celebrate the most fresh, dynamic and dedicated volunteers driving participation in grassroots sports and fitness activities.