A heavily armed man wearing body armor caused chaos at a Walmart in Springfield, Missouri.
Andreychenko, 20, recorded himself as he pushed a cart into the store in Springfield, saying he meant to buy grocery bags.
The store manager pulled a fire alarm and urged people to escape the store.
A still photo from the scene where the suspect was detained by police.
A probable cause statement released by the Springfield Police Department outlined new details surrounding an altercation with an armed man inside a south Springfield Walmart, on Thursday, including a statement from the suspect that he wanted to see if his second amendment rights would be respected.
Formal charges of making a terrorist threat in the first degree are now pending against Dmitriy Andreychenko police say. He was armed with a "tactical rifle", a handgun and had over 100 rounds of ammunition.
Security video from inside the store would be reviewed to determine Andreychenko's demeanor and a possible motive, he said.
Court filings describe the system Jeffrey Epstein allegedly used to procure girls
Mr Epstein was arrested in July over allegations he was involved in the sex trafficking of minors between 2002 and 2005. The documents are from a 2015 case in which she sued British socialite Ghislaine Maxwell, a friend of Prince Andrew.
Manchester City transfer Cancelo, Juventus sign Danilo
The Brazilian defender joined City in the summer of 2017 and played a key role in the unprecedented success that followed. His best years are ahead of him, he's technically proficient and has the physical attributes we desire".
Russia says five killed in mysterious rocket test accident: RIA
The blast was one of at least three explosions to rock Russian military sites in recent days. It added that by 2 p.m. the radiation levels in Severodvinsk had returned to normal.
Prosecutors have charged a 20-year-old man with making a terrorist threat in the second degree by causing a panic at a Walmart store in Springfield, Missouri. Lucas says the man had more than 100 rounds of ammunition. "In fact, he's lucky to be alive still, to be honest", Lucas added.
The incident happened five days after a mass shooting at an El Paso, Texas, Walmart, left 22 people dead.
But would more extensive gun control laws have thwarted the latest massacres in Dayton, Ohio, and El Paso?
"She told him that people were going to take this seriously due to recent events. she told him he was just an immature boy", it said.
Prosecutor Dan Patterson said that while residents of Springfield, Missouri, were allowed to carry weapons, "that right does not allow an individual to act in a reckless and criminal manner endangering other citizens".
Responding to the charges, Springfield Mayor Ken McClure said in an emailed statement he was "deeply troubled" by the event, and that he plans to work with City Council to "further the dialogue" about public safety. "We applaud the quick actions of our associates to evacuate customers from our store, and we're thankful no one was injured". Police believe the suspected gunman, Patrick Crusius, may have been fueled by an alleged hatred for Hispanics. So, he certainly had the capability the potential to harm people.