Five architecture and design controversies that rocked the Tokyo Olympics

The Tokyo 2020 Olympic Games went ahead successfully despite a series of controversies in the run-up, including accusations of plagiarism and greenwashing. Here are five architecture and design scandals that threatened to derail the games.
Zaha Hadid's Olympic Stadium scraped
Perhaps the biggest controversy in the run-up to the games was the hiring and firing of architect Zaha Hadid as the architect of the Olympic stadium.
Zaha Hadid Architects won the competition to design the stadium in 2