MAKESHIFT MEMORIAL This May 26, 2022 file photo shows a police officer walking near a makeshift memorial for the 21 shooting victims at Robb Elementary School in Uvalde, Texas. AFP PHOTO
WASHINGTON, D.C.: A United States department warned on Tuesday (Wednesday in Manila) of possible copycat mass shootings after an 18-year-old gunman slaughtered 19 children and two teachers at an elementary school in Texas on May 24.