someone might be upset at the news (about match-fixing) and take it out on him. A person who was upset about the match-fixing might try and do something unpleasant to Woolmer in retaliation.
"I've never betted on anything in my life. It was voted out handsomely. The players shoved it aside. The team supported him whole-heartedly in his stand that he was not involved in betting or taking bribes.