By Jarrod Castillo & Jarrod Castillo The NFL has slapped a fine on Kansas City Chiefs star Nick Bolton for his rough tackle on San Francisco 49ers quarterback Brock Purdy during Super Bowl LVIII. The linebacker was fined $8,238 (£6,542) for his horse-collar tackle in the second quarter of the game. He was the only player to receive a fine for a safety-related violation in the entire match. Bolton’s controversial tackle happened when Purdy was running with the ball. The 23-year-old Bolton reached over Purdy’s shoulders and pulled him, but not enough to bring him down. After the play, Purdy’s je…