Down but never out, @delpotrojuan focused on getting back in the match it's 6-4, 0-6, 3-6, 1-4. Can he bounce back and push it to a 5th set? Watch on @espn now! #USOpen (📸 by @iamcesarin) #atp #tennis #instasport #juanmartindelpotro #argentina #argentine #instargentina #arthurashestadium #delpotro