German golf icon Bernhard Langer is celebrating after winning the season-ending PGA Tour Champions event in Phoenix, meaning the 67-year-old has won at least one tournament on the US senior tour for the 18th year in a row. This year’s victory at the Charles Schwab Cup is particularly impressive given Langer tore his Achilles tendon just over eight months ago playing pickleball. He triumphed on the final hole with a remarkable 30-foot birdie to finish on 18-under for a one-shot win. “Unbelievable. I can’t describe it. I’m very grateful, very blessed,” Langer told reporters. “When we arrived her…