Did hh Holmes kill his wives?

H.H. Holmes, a notorious American serial killer, is not definitively known to have killed his wives, but he was suspected of foul play in their disappearances. He was married multiple times, and some of his wives went missing under suspicious circumstances. However, most of his confirmed victims were young women lured to his "Murder Castle" in Chicago. The full extent of his crimes remains shrouded in mystery, and while he was convicted of murder, the details surrounding his wives remain speculative.