Roberto Bautista Agut played against Ben Shelton in the 2nd round of the U.S. Open on Wednesday when he lost 6-3 6-4 6-4. Bautista Agut surprised the spectators with this remarkable tweener during the course of the 1st set.
This is what went on.
https://www.youtube.com/watch?v=wl35iQrtyUQ
Roberto Bautista...