It's sad to see the financial situation of Boris these days. I saw him many years ago at Indian Wells, CA when he was practicing serves before a match. I saw his serves would spin downwards and would kick up as it hits the ground. That was why he won so many championships, including Wimbledon.
https://www.yahoo.com/news/boris-becker-bankruptcy-trustees-urge-160000907.html https://www.yahoo.com/news/boris-becker-bankruptcy-trustees-urge-160000907.html
