Frenchman Romain Langasque has revealed he suffered a back injury on the fourth hole that led to his withdrawal from The Open midway through his opening round. Several golfers have found it difficult navigating their way through the tricky Royal Troon course with the likes of Rory McIlroy and Bryson DeChambeau both suffering horrendous opening rounds. But Langasque wasn’t even able to finish his round after withdrawing from the event midway through playing the eighth hole. The 29-year-old started his round with a bogey on the first hole before bouncing back with a birdie on the second. However…