Australian Open winner Jannik Sinner secured his his second title of the year on Sunday when beat Alex de Minaur 7-5, 6-4 to win the ABN AMRO Open. It was the 22-year-old Italian’s first win in Rotterdam an he showed the same sort of fight which helped him come back from two sets down to beat Daniil Medvedev in the Melbourne final last month. He lost break leads in both sets on the indoor hardcourt but still prevailed over the Australian for a 15th singles win in a row. He will rise to number three in the world rankings on Monday, the highest ever spot for an Italian man. “My team, we did a re…