![Professional tennis player Karolina Pliskova of Czech Republic with her coach David Kotyza during practice for 2017 US Open – Stock Editorial Photo © zhukovsky #169829612 Professional tennis player Karolina Pliskova of Czech Republic with her coach David Kotyza during practice for 2017 US Open – Stock Editorial Photo © zhukovsky #169829612](https://st3.depositphotos.com/1587911/16982/i/1600/depositphotos_169829612-stock-photo-professional-tennis-player-karolina-pliskova.jpg)
Professional tennis player Karolina Pliskova of Czech Republic with her coach David Kotyza during practice for 2017 US Open – Stock Editorial Photo © zhukovsky #169829612
![Coach David Kotyza coaching professional tennis player Karolina Pliskova of Czech Republic during practice for 2017 US Open – Stock Editorial Photo © zhukovsky #169829614 Coach David Kotyza coaching professional tennis player Karolina Pliskova of Czech Republic during practice for 2017 US Open – Stock Editorial Photo © zhukovsky #169829614](https://st3.depositphotos.com/1587911/16982/i/1600/depositphotos_169829614-stock-photo-coach-david-kotyza-coaching-professional.jpg)
Coach David Kotyza coaching professional tennis player Karolina Pliskova of Czech Republic during practice for 2017 US Open – Stock Editorial Photo © zhukovsky #169829614
![No coach, no problem: Petra Kvitova 'learning about myself' at Dubai Duty Free Tennis Championships - The National No coach, no problem: Petra Kvitova 'learning about myself' at Dubai Duty Free Tennis Championships - The National](https://amp.thenationalnews.com/image/policy:1.211381:1499317510/image/jpeg.jpg?f=16x9&w=1200&$p$f$w=dfa40e8)