Brooks Koepka’s Caddie Hit With Strange Cheating MSNWilliams has been rumored of infidelity on his significant other. Reports have emerged suggesting Williams has been having an affair behind closed doors. Regardless of these claims, Smith has not made any formal statements regarding these speculations. The doubt of Cooper's honesty remains unanswered. His spouse needs truth and commitment in their relationship, especially the rumors circulating about Smith cheating.