Aryna Sabalenka says she fell into 'deep, dark hole' mentally in shock defeat to Diana Shnaider
Diana Shnaider stuns world number one Aryna Sabalenka at Roland Garros to make semi-finals
Matteo Arnaldi through to French Open last four as fellow Italian Berrettini retires injured
Dominant Sabalenka eyes semis while Polish sensation and besieged Auger-Aliassime face threats
