Todd Martin Tests Fans' Nadal Knowledge At US Open

Fomer US Open finalist Todd Martin asks fans if they know which is the only major missing from Rafael Nadal's Grand Slam collection.

• #sports
• #toddmartin
• #martintennis
• #rafaelnadal
• #nadal
• #rafa
• #tennisfans
• #usopentennis
• #usopen
• #flushingmeadows
• #feature
• #interview
• #trivia
• #video
• #tennis
• #atpworldtour
• #novakdjokovic
• #rogerfederer
• #andymurray
• #singles
• #doubles
• #court
• #players
• #rankings
• #highlights
• #behindthescenes
• #grandslam
• #barclaysatpworldtourfinals
• #blog
• #men
• #racquet
• #balls
• #sport
• #atp
• #atptour