Born in Lincoln, Nebraska, Sock started his career in tennis early. In the fall of 2003, Sock made national headlines for topping the United States Tennis Association’s “12-and-under” boys national standing list. Not only was he the first tennis player in Lincoln to win a national championship, he won four of them. Following his victories at the age of 12, he moved to
Born in Lincoln, Nebraska, Sock started his career in tennis early. In the fall of 2003, Sock made national headlines for topping the United States Tennis Association’s “12-and-under” boys national standing list. Not only was he the first tennis player in Lincoln to win a national championship, he won four of them. Following his victories at the age of 12, he moved to