Nothings been confirmed yet but a man was arrested near the democratic convention, he had rifles, ammo and drugs.
Detective Marcus Dudley, of Aurora Police Department, said: "The sergeant discovered inside his truck a bullet-proof vest, two rifles, ammunition, walkie-talkies and drugs."
Police alerted federal authorities, who used additional information to arrest Nathan Johnson, 32, in Aurora.
A third man, Shawn Robert Adolf, 33, was arrested at an Aurora hotel.
Police said that when they knocked on the door of the hotel room, he jumped out of a sixth-floor window, landed on an awning and ran off.
Officers later found him with a broken ankle.
Officials with the FBI, Secret Service, Bureau of Alcohol, Tobacco, Firearms and Explosives, and Aurora police are to hold a news conference later.
with one of the men wearing a nazi swastika, figures.
also, it said they had planned to assassinate barack with a high-powered rifle on national television during his outdoor acceptance speech at invesco field on thursday night.