who is ranked number 1 in mens tennis
List of ATP number 1 ranked singles tennis players Since 1973, 26 men have been ranked No.1 by the ATP,[3][4] of which 17 have been year-end No.1. The current world number one is Roger Federer.[5]
NCAA Division I Men's Basketball Tournament It has happened only once that all four No. 1 seeds made it to the Final Four:
2017 China Open – Men's Singles Rafael Nadal won the title, defeating Nick Kyrgios in the final, 6–2, 6–1.
Marcus Álvarez