Catcher Predict: "US Open Qualifiers: Toby Samuel vs. Cristian Garin" "Toby Samuel vs. Cristian Garin handicap +/-3.5" Win rate plummets by 20%

According to Catcher Predict monitoring, in the event "US Open Qualifiers: Toby Samuel vs. Cristian Garin" on the prediction market Polymarket, the "Samuel" option in the sub-market "Toby Samuel vs. Cristian Garin Spread +/-3.5" has experienced a sharp fluctuation in winning probability, dropping from 50% an hour ago to the current 30% (a fluctuation of 20%). Please note the impact of related breaking news.