<p>The Tokyo 2020 organisers had to scrap the original logo over accusations of plagiarism.</p><p>The new logo - which was needed after dispute over the original logo erupted soon after it was unveiled - adopts a traditional indigo-blue checkered pattern called “ichimatsu moyo” that dates back to the Edo period (1603-1868).</p><p>It’s not the first time the Olympic logo has found itself mired in controversy.</p><p>And while some Olympic logos have been savaged by critics over the years, while others are widely celebrated and remembered for years after the Games.</p><p>Here are some of the best and worst designs in Olympics history.</p>
