Timeline: The investigation into the killing of Ahmaud Arbery

Feb. 23, 2020: Ahmaud Arbery is shot and killed while jogging in a Brunswick, Georgia neighborhood.

Feb. 27, 2020: Brunswick District Attorney Jackie L. Johnson recuses herself from the case, citing a conflict of interest because one of the defendants, Greg McMichael, is a former investigator for her office.

April 1, 2020: The Brunswick News reports on the police investigation into the shooting.

Early April: Waycross District Attorney George Barnhill takes over the case and finds there is insufficient evidence to charge anyone for killing Arbery.

After pressure from Arbery's family, Barnhill recuses himself citing a conflict of interest because his son had worked with Greg McMichael.

April 13, 2020: A third prosecutor, District Attorney Tom Durden of the Atlantic Judicial Circuit, becomes head of the investigation.

April 30, 2020: The City of Brunswick releases statement saying it is aware of the events which resulted in the shooting death of Arbery:

May 5, 2020: Video of Arbery being shot is uploaded to social media, sparking outrage and calls for Greg and Travis McMichael to be arrested. [Watch the full video here. WARNING: Video is graphic]

May 7, 2020: With in hours of the Georgia Bureau of Investigation taking over the case, Greg and Travis McMichael are arrested and charged with aggravated assault and murder in the death of Arbery.

May 8, 2020: A massive rally is held outside the court house in Brunswick to honor what would have been Arbery's 26th birthday.

May 10, 2020: Georgia Attorney General Chris Carr requests the U.S. Department of Justice to investigate the case.

May 11, 2020: Carr appoints Cobb District Attorney Joyette Holmes to take over the case from special prosecutor Thomas Durden. Durden has recused himself from the case.

Information from the New York Times used in this article.