They both argued that they had the right of way, so they refused to move and ended up blocking traffic for a half an hour.

https://twitter.com/NYScanner/status/1372894527548223493?ref_src=twsrc%5Etfw%7Ctwcamp%5Etweetembed%7Ctwterm%5E1372894527548223493%7Ctwgr%5E%7Ctwcon%5Es1_&ref_url=https%3A%2F%2Fjalopnik.com%2Fembed%2Finset%2Fiframe%3Fid%3Dtwitter-1372894527548223493autosize%3D1

Source: Jalopnik