4. Frank Serpico: From Police Officer to Whistleblower

Frank Serpico, a former New York City Police Department detective, exposed widespread corruption within the force in the late 1960s and early 1970s. His courageous actions led to significant reforms but also personal sacrifices, including a life-threatening injury during a drug arrest. In 2022, over 50 years later, the NYPD officially recognized his bravery with a medal and certificate. For more on his legacy, see the Associated Press’s coverage. (apnews.com)