"The Louisiana Attorney General's office with the assistance of the Louisiana State Police now intends to conduct its own inquiry into whether the conduct at issue violated any provision of the Louisiana state law and it will have at its disposal everything the federal investigation has been able to obtain", Amundson said during a Department of Justice press conference Wednesday.
A person familiar with the decision disclosed it to the AP on Tuesday.
"I have assigned a prosecutor from the Louisiana Department of Justice to assist". Mya Richardson, an 18-year-old activist, read out Landry's Twitter handle and office phone number over a microphone and urged the crowd to "show him how angry you are".
"We are not going to take this sitting down", said 16-year-old Raheeja Flowers, another young resident at the vigil. "Alton was human, he's no longer here but his voice will be heard, though us".
The United States was then set on edge for weeks in July after a gunman shot and killed five officers in Dallas as peaceful protestors finished a march against police brutality.
"So, at the state level the attorney general will probably be looking at manslaughter, and negligent homicide, as opposed to one of these specific intent crimes such as the federal crime was", said Pauline Hardin, Eyewitness News' legal analyst and a lawyer with 30 years criminal litigation experience now with the Jones Walker Law Firm. The incident, recorded on video and spread through social media and the news media, triggered large demonstrations. We need justice, " she said.
Two days after Sterling's death, former running back Leonard Fournette, one of the most popular players to wear the purple and gold in the program's recent history, tweeted this picture of a T-shirt with Sterling's face on it.
"This is the highest standard in federal criminal law, willfulness", Amundson said.
The Justice Department's official statement Tuesday was there was no decision.
Baton Rouge police said Wednesday morning that they arrested three women around midnight and charged them with various criminal counts, including aggravated obstruction of a highway, battery on a police officer, resisting an officer and illegal carrying of a weapon.
The shooting was reported outside the Triple S Food Mart at Fairfields Avenue and North Foster Drive.
Landry warned that a state investigation into the actions of the officers, Blane Salamoni and Howie Lake, which was delayed to allow the federal probe to proceed, "could take a considerable amount of time".More news: UK's opposition Labour leader Corbyn says he is not a pacifist
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In statements, the officers said that Sterling was attempting to pull a loaded gun out of his pocket when Salamoni opened fire, according to the justice department summary.
Sandra Sterling told WBRZ that it "hurts so bad" after reading the report from The Washington Post. An attorney for Lake did not return a call seeking comment.
The case went to Landry after East Baton Rouge Parish District Attorney Hillar Moore III recused himself last summer because of a working relationship with the parents of Blaine Salamoni, one of the officers involved in the shooting.
Bamberg also represents relatives of Walter Scott, an unarmed black man who was running from a traffic stop in Charleston, South Carolina, when a white police officer shot and killed him in 2015. Slager pleaded guilty to federal civil-rights charges.
Local police and city officials have said this week that they believed a decision was imminent, but they and representatives for Sterling's family said they had not been told when an announcement from the Justice Department was coming.
The Department of Justice said its civil rights division; acting U.S. Attorney Corey Amundson and the FBI will be part of the news conference at the federal courthouse in Baton Rouge at 1 p.m. Wednesday. Authorities in such cases must meet a hard standard of proof, a challenge that has complicated prosecutions in past police shootings.
He spoke to the officer Wednesday after the Justice Department announced its decision in the investigation of Alton Sterling's fatal shooting on July 5.
"There are no winners here, and there are no victories for anybody, " Amundson said. A bystander's video showed police pinning Sterling to the ground before shooting him.
During the scuffle, the police claimed that Sterling was reaching for a gun.
Sterling was known as the "CD man," a laid-back guy who sold CDs and DVDs in front of the convenience store on the west side of the city.