The 26th seed says players need more time between points in hot conditions after being offered a wheelchair to get back to the locker room

Two-time French Open finalist Casper Ruud overcame extreme heat – and a defiant Russian qualifier Roman Safiullin – to advance to the second round at Roland Garros.

Mensik fell onto the clay and lay there for several minutes after beating Mario Navone in four hours and 41 minutes in gruelingly hot conditions