Question: who is zverev tennis player?
Answer: Alexander "Sascha" Zverev (pronounced [ˌalɛˈksandɐ ˈzaʃa ˈtsfɛʁɛf], Russian: Александр Зверев; born 20 April 1997) is a German professional tennis player. He is the second-youngest player ranked in the top 10 by the Association of Tennis Professionals (ATP), and was a permanent fixture in the top 5 throughout 2018.