stephen paddock

Ammo seller to Las Vegas killer arrested on federal charge

Douglas Haig, an Arizona man who says he sold tracer ammunition to the gunman in October's Las Vegas massacre, was arrested Friday on a charge of conspiring to manufacture and sell another type of ammunition -- armor-piercing bullets -- in violation of federal law.

Las Vegas shooting: Unsealed documents reveal new details

Hundreds of pages of court documents unsealed Friday in the case of Las Vegas gunman Stephen Paddock offer a blueprint of investigators' pursuits in determining how and why the reclusive high-stakes gambler carried out the deadliest shooting in modern U.S. history.