"Look at China, how filthy it is. Look at Russia, look at India -- it's filthy. The air is filthy," Donald J. Trump said at the debate #RaceForTheWhiteHouse [https://m.economictimes.com/news/international/world-news/donald-trump-and-joe-biden-clash-on-pandemic-trade-personal-jabs-at-final-debate/articleshow/78820340.cms](https://m.economictimes.com/news/international/world-news/donald-trump-and-joe-biden-clash-on-pandemic-trade-personal-jabs-at-final-debate/articleshow/78820340.cms)