An Arizona man allegedly planned a mass shooting at a May concert in Atlanta with the intent to incite a race war ahead of the presidential election, according to federal authorities. Mark Adams Prieto, 58, was indicted by a federal grand jury on Tuesday, June 11 on charges of firearms trafficking, transfer of a firearm for use in a hate crime and possession of an unregistered firearm, per a press release from U.S. Attorney's Office, District of Arizona. The indictment follows the FBI’s five-month investigation, which concluded with Prieto's arrest...

A federal grand jury in Arizona has indicted a firearms dealer accused of selling weapons to an undercover federal agent to be used for a mass shooting PHOENIX -- A firearms dealer in Arizona sold weapons to an undercover federal agent he believed would help him carry out his plan for a mass shooting targeting minorities, an attack that he hoped would “incite a race war,” according to a federal grand jury indictment. Mark Adams Prieto was indicted Tuesday by the grand jury in Arizona on charges of firearms trafficking,...

A firearms dealer in Arizona sold weapons to an undercover federal agent he believed would help him carry out his plan for a mass shooting targeting minorities, an attack that he hoped would “incite a race war,” according to a federal grand jury indictment. Mark Adams Prieto was indicted Tuesday by the grand jury in Arizona on charges of firearms trafficking, transferring a firearm for use in a hate crime, and possession of an unregistered firearm. Court records didn’t list an attorney who could comment on Prieto’s behalf. A lawyer...

A federal grand jury has indicted an Arizona man on suspicion of trafficking firearms in a sting operation in which the weapons were to be used in a mass shooting to incite a race war, according to a news release by the U.S. Attorney’s Office in Arizona. Mark Adams Prieto, 58, of Prescott, faces charges of firearms trafficking, transfer of a firearm for use in a hate crime and possession of an unregistered firearm, the release says. "The indictment alleges that, between January 2024 and May 2024, Prieto had discussions...

An Arizona man allegedly planned a mass shooting targeting African Americans and other minorities at a rap concert in Atlanta in May, looking to incite a race war ahead of the presidential election, federal authorities said. Mark Adams Prieto was indicted by a federal grand jury Tuesday on charges of firearms trafficking, transfer of a firearm for use in a hate crime and possession of an unregistered firearm. The indictment follows a monthslong investigation by the FBI that ended with his arrest last month, the Justice Department said. It is...

An Arizona man has been indicted on four counts of gun-trafficking crimes after federal prosecutors said an undercover sting operation revealed that he planned to kill Black people in a mass shooting to "incite a race war," according to the indictment. A grand jury indicted Mark Adams Prieto, 58, on Tuesday on charges of gun trafficking, transferring a gun for use in a hate crime and possession of an unregistered gun. Prieto was driving east on a New Mexico highway when he was stopped and arrested on May 14 with...

An Arizona man was indicted by a federal grand jury this week on several firearms charges, having been accused by the US Justice Department of planning a mass shooting targeting Black people and other minorities at a May Atlanta concert in hopes of inciting a race war before the upcoming presidential election. Mark Prieto, 58, had seven guns when he was arrested on May 14 while driving east from Arizona through New Mexico, the US Attorney’s Office for the District of Arizona said in a news release Tuesday. He faces...

(Reuters) - An Arizona man has been indicted on four counts of gun-trafficking crimes after federal prosecutors said an undercover sting operation revealed that he planned to kill Black people in a mass shooting to "incite a race war," according to the indictment. Prieto was driving east on a New Mexico highway when he was stopped and arrested on May 14 with seven guns in his vehicle, according to the U.S. attorney's office for the Arizona district. He had earlier told an FBI undercover agent posing as a racist gun...

Prieto allegedly told the informant and an undercover FBI agent at a gun show in January that he wanted to target Atlanta because he blamed African Americans for crime in the city and across Georgia. “When I was a kid that was one of the most conservative states in the country. Why is it not now?” he said, according to an affidavit filed with the U.S. District Court in Arizona. “Because as the crime got worse in LA, St. Louis, and all these other cities, all the (racial epitaph) moved...

Dozens of hikers are falling ill after visiting an Arizona destination; a shooting investigation following an overnight incident in Phoenix, and more – here's a look at some of the top stories on FOX10Phoenix.com for the morning of June 12.

2. Arizona man accused of planning racially-motivated mass shooting out of state