On October 20, 2013, a tyre crisis forced a mandatory bike swap at Phillip Island. Márquez pitted a lap late, was black-flagged, and Lorenzo took the title fight to Valencia. The post Today in Motorsport History, October 20: Márquez Is Black-Flagged at Phillip Island as a Tyre Crisis Forces a B...
Source: [Yahoo Sports](https://sports.yahoo.com/articles/today-motorsport-history-october-20-163000681.html)