P.D. alerts

The answer to the crossword question “P.D. alerts” is APBS. APBS stands for “Amber, Silver, and Blue” alerts, which are emergency notifications used by law enforcement agencies to quickly disseminate information about missing or endangered persons, suspects, or vehicles. The Amber Alert is used for missing or abducted children, the Silver Alert is used for missing or endangered senior citizens, and the Blue Alert is used for suspects who have killed or seriously injured a law enforcement officer. These alerts are broadcasted through various media channels, including radio, television, and social media, to help locate the missing or endangered individuals and bring them to safety.