PARIS—Jo-Wilfried Tsonga gave Norway’s eighth-seeded Casper Ruud a run for his money in a tight French Open first round battle but predictably headed into a tear-jerking retirement with a 6–7(6) 7–6(4) 6–2 7–6(0) defeat on Tuesday. The Frenchman, whose career had been hampered by multiple injuries in recent years, fought for almost four hours before…