Two school custodians have been found shot dead in a Chicago elementary school, according to Chicago ABC station WLS. The 48-year-old woman and the 63-year-old man were found Monday afternoon at Mark Twain Elementary School, both with single gunshot wounds to the head, Chicago police said. Google Maps Street View - PHOTO: Mark Twain Elementary School in ChicagoTyler Boebert arrested on child sexual exploitation chargesAdvertisement AdvertisementA weapon was recovered at the scene, police said. Moline didn't identify the victims, but said in a letter to the school community that "members of our school community were impacted." "We will work to provide additional information to the school community as the investigation proceeds," Moline said.