Reporting someone for suspected abuse is a profoundly serious matter. Even so, mandated reporters aren’t required to investigate or prove anything—only to report when they have reasonable grounds to suspect abuse. And if CPS later finds the report unsubstantiated, that doesn’t create legal liability as long as it was made in good faith and without malice. Any “blowback” in those situations is far more likely to be social or professional tension, not legal consequences.