CAS has overruled the IOC’s decision that Russian athletes, who have served a doping sanction, will not be allowed to compete in the Olympic Games in Rio. The ruling may allow more than the current 271 approved Russian athletes to compete.

The Olympics have the highest average cost overrun of any type of mega-project – something that, according to researchers from SAID Business School and Oxford University, should be a cause for caution for anyone considering hosting the Games.

When the IOC abstained from issuing a general ban on Russian athletes after the McLaren report revealing a state supported doping system, the committee failed on its self-proclaimed mission “to protect clean athletes”. Thousands of clean athletes in sport’s global elite and sub-elite are even less protected than before.

In a collection of opinion pieces, political analysts discuss some of the changes and challenges that hosting the Olympics has meant for the city of Rio de Janeiro.

A new website will make it easier and more secure for sources to get in touch with investigative journalists with information about doping and corruption in sport.

A new FIFA programme aims to increase football investment in member associations and confederations, developing football everywhere and for all.

David Rowe, professor from the Western Sydney University, looks into why it is so difficult to tackle “epidemic” sexism within sport, why sport is historically a male-dominated sphere and what can be done to counter it.

In the build up to the Caribbean Football Union elections, vying candidate, head of Trinidad and Tobago football David John-Williams, is causing a stir in a game of footsie under the table with CONCACAF, UEFA and, possibly, FIFA, writes Lasana Liburd in this article outlining the current situation in Caribbean football governance.