Bethanie Mattek-Sands’ Knee Injury At Wimbledon May The Worst Thing You Will Ever See (VIDEO)

Bethanie Mattek-Sands

This might be the most gut-wrenching, terrible injury ever witnessed on a tennis court, as American Bethanie Mattek-Sands went down with an apparent knee injury that left her screaming in agony.


The crowd was left in complete shock as to what they had just seen.


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