Former world No. 9 Roberto Bautista Agut says Rafael Nadal absolutely flourishes in tight moments and that’s why he is one of the greatest tennis players of all time. Nadal had his back turned against the wall in the Australian Open final as Daniil Medvedev appeared to be cruising toward a comfortable straight-set win. Nadal recovered from two sets down to beat Medvedev and clinch a record 21st Grand Slam title. “He’s a great competitor and there’s something special about him in tight moments. You saw that again in Australia.That’s why he has won 21 Grand Slam tournaments. There is a reason why he is one of the best athletes in Spain;” Bautista Agut told tennis.net. Bautista Agut aims an ATP Finals debut Bautista Agut …