Catcher Predict: "Broncos vs. 49ers" "1H Spread -21.5" Win rate plummeted 18.5%

According to Catcher Predict monitoring, in the market prediction event "Broncos vs. 49ers" on Polymarket, the "49ers" option in the sub-market "1H Spread -21.5" has experienced a sharp fluctuation in win probability, dropping from 30.5% an hour ago to the current 12% (a fluctuation of 18.5%). Please note the impact of related breaking news.