Nickname is �Kruegs�...Starting playing tennis aged three...Father, Myron, is an engineer and played college tennis at Texas A&M University; mother, Maria, is a tennis coach and played college tennis at Louisiana Tech; sister, Mandi...Favourite surface is hard courts and shot is backhand...Favourite tournament is the US Open...Idols growing up were Andre Agassi, Andy Roddick and Roger Federer...Hobbies include watching movies, video games and relaxing...Favourite sports teams/personalities are the Dallas Cowboys (American Football), Dallas Mavericks (Basketball), Dirk Nowitzki and Johnny Manziel...Was a practice partner for United States� Davis Cup tie versus Serbia in 2013...Trains with the USTA at Boca Raton, Florida...