German basketball player Dennis Schröder will miss the NBA season opener against reigning champions Golden State Warriors on Tuesday due to a thumb surgery, his Los Angeles Lakers team said. “Lakers guard Dennis Schröder underwent successful surgery today to repair the ulnar collateral ligament on his right thumb,” the team said in a statement on Monday evening. He will be re-evaluated by team doctors in around three weeks, and “further updates will be provided at that time,” the statement read. Schröder suffered the injury during a pre-season game against the Minnesota Timberwolves. He could …