Question: Which tennis player is from the United States, Shelby Cannon or Pierre-Hugues Herbert?
Context: Audra Marie Cohen (born April 21, 1986, in California) is a former American professional tennis player.  Now living in Plantation, Florida, she was the # 1 collegiate female tennis player in the United States in 2007.  She is currently the head women's tennis coach at the University of Oklahoma. William Hester, also known as Slew Hester (May 7, 1912 - February 8, 1993) was an American tennis player and official.  He was the president of the United States Tennis Association from 1977 to 1978.  He was the first president of the USTA from the Deep South.  He moved the USTA out of the West Side Tennis Club into the USTA National Tennis Center (now known as the USTA Billie Jean King National Tennis Center).  In spite of protests against the apartheid regime from African nations and civil rights activists, Hester let South Africa compete in two tournaments against the United States, first in Newport Beach, California in April 1977 and next at Vanderbilt University in Nashville, Tennessee in March 1978.  He was inducted into the International Tennis Hall of Fame in 1981. Luis Horna and Jaime Yzaga are the most famous Peruvian tennis players.  Tennis Hall of Famer and Davis Cup and Wimbledon winner Alejandro Olmedo was born in Peru but played for the United States only for Davis Cup.  Laura Arraya is a best Peruvian Tennis player in women's.  Her brother is Pablo Arraya, a former Peruvian tennis player. Shelby Cannon (born August 19, 1966, in Hattiesburg, Mississippi) is an American retired professional tennis player. Stephen L. "Steve" Wilkinson ((1941--) 29, 1941 – (2015--) 21, 2015 ) was an American tennis player and tennis coach.  As the head coach of Gustavus Adolphus College men's tennis team from 1971 till 2009, Wilkinson was the coach with most wins in the history of collegiate men’s tennis (929).  He was also the No. 1 player in the United States in the 45-, 50-, 55-, and 60-and-over age groups, represented the US team in Dubler Cup, Perry Cup and Austria Cup and was a world team champion in 1989 (Uruguay) and word silver medalist 1992 (Germany).  Wilkinson was inducted into United States Professional Tennis Association’s Hall of Fame, the USTA Missouri Valley Hall of Fame and the ITA Men’s Collegiate Tennis Hall of Fame. Pierre-Hugues Herbert (] ; born 18 March 1991) is a French professional tennis player.  In doubles, he won the title at the 2015 US Open and 2016 Wimbledon as well as several Masters 1000 tournaments along with Nicolas Mahut.  In singles he has reached one ATP career final (at the 2015 Winston-Salem Open), and achieved his career high singles ranking of World No. 64 on 14 August 2017. Paul Herbert Goldstein (born August 4, 1976) is a retired tennis player from the United States, who turned professional in 1998.  He announced his retirement from professional tennis in February 2008, as he will start working with a clean energy company. Maud Rosenbaum (January 13, 1902 – May 3, 1981) was an American track and field athlete and tennis player who won a bronze medal in the shot put at the 1922 Women's World Games.  She was the daughter of a wealthy shoe manufacturer, Emmanual Rosenbaum.  In 1927 she married Baron Giacomo Giorgio Levi, in Paris, France, and later moved to Rome; the couple had a daughter.  In Italy Baroness Levi became a prominent tennis player, and in 1930 she returned to the United States to compete in tennis.  By 1933 she won four tennis titles, including the New York State Tennis Championship; next years she was ranked 7th female player by the U. S. Lawn Tennis Association.  She divorced Baron Levi in 1934, and in 1935 married H. Walter Blumenthal, a New York stockbroker. The 1972 World Championship Tennis Finals was a men's tennis tournament played on indoor carpet courts.  It was the 2nd edition of the WCT Finals and was the season-ending tournament of the 1972 World Championship Tennis circuit.  The top eight points winners of the circuit qualified for the tournament which was played at the Moody Coliseum in Dallas, Texas in the United States and ran from May 8 through May 14, 1972.  Ken Rosewall won the singles title and the $50,000 first prize.  The final was broadcast live in the United States by NBC and watched by an estimated 21.3 million viewers.  In his book, "The Education of a Tennis Player", finalist Rod Laver commented "I think if one match can be said to have made tennis in the United States, this was it." . Tim Wilkison (born November 23, 1959 in Shelby, North Carolina, U.S.) is a former professional male tennis player from the United States.
Answer: Shelby Cannon