Do athletes Thomaz Koch and Jack Sock play the same professional sport?
Thomaz Koch Thomaz Koch (born May 11, 1945 in Porto Alegre), is a left-handed former tennis player from Brazil, who was a quarter-finalist at the French Open, Wimbledon and the U.S. National Championships.
Charlie Brumfield Charlie Brumfield (born June 9, 1948) is an American attorney and former professional racquetball player as well as a noted paddleball player. For much of his professional racquetball career, Brumfield was the marquis player for Leach Industries, the leading manufacturer of racquetball rackets at the time. Leach produced several Brumfield signature rackets including the very popular "Graphite Brumfield". For a brief time, Brumfield had his own sports brand label, known as BrumStar, which marketed rackets and sports apparel.