Do athletes Thomaz Koch and Jack Sock play the same professional sport?
Jack Sock Jack Sock (born September 24, 1992) is an American professional tennis player who is currently ranked world No. 21 in men's singles by the Association of Tennis Professionals (ATP). He is one of the top ranked American men in both singles and doubles on the ATP Tour. A former junior US Open champion, Sock's singles success is highlighted by 7 ATP finals, including three titles. His career best result came at the 2017 Indian Wells Masters, where he reached the semi-finals.
Nikolaj Koch-Hansen Nikolaj Koch-Hansen (born 11 March 1986) is a Danish handball player, currently playing for Danish Handball League side FCK Håndbold. He is the younger brother of fellow FCK Handball player Sebastian Koch-Hansen.