Even before revelations that the reporter Erin Andrews was secretly videotaped naked by a stalker in a hotel room in 2008, female sportscasters understood how frightening obsessed fans can be.
Andrea Kremer recalled that in 1988, while she was working for NFL Films, she was in a hotel room when a man called late at night as she was falling asleep.
“He started saying all these things he wanted to do to me, and it scared the living hell out of me,” said Ms. Kremer, who is now with NFL Network and HBO Sports. “I hung up, called downstairs and said: ‘I got a really threatening call.