Violent crime

FILE - This undated file photo provided by the Kingsland Police Department shows Officer Zechariah Presley. A law enforcement expert says he believes Presley was justified in fatally shooting a man whom prosecutors say was unarmed and fleeing. Defense attorneys for former Kingsland officer Zechariah Presley rested their case Thursday, Oct. 3, 2019, after testimony from forensic criminologist Ron Martinelli. Presley is being tried on a charge of voluntary manslaughter in the June 2018 slaying of Tony Green.(Kingsland Police Department via AP, File)

In this Tuesday, Sept. 24, 2019, photo, victim Botham Jean's neighbor Joshua Brown, left, answers questions from Assistant District Attorney LaQuita Long, right, while pointing to a map of the South Side Flats where he lives, while testifying during the murder trial of former Dallas Police Officer Amber Guyger, in Dallas. Authorities say that Brown was killed in a shooting Friday, Oct. 4. (Tom Fox/The Dallas Morning News via AP, Pool)

New York Police Department mark the scene of an attack in Manhattan's Chinatown neighborhood, Saturday, Oct. 5, 2019 in New York. Four men who are believed to be homeless were brutally attacked and killed early Saturday in a street rampage. NYPD Detective Annette Shelton said that a fifth man remained in critical condition after also being struck with a long metal object that authorities recovered. (AP Photo/Jeenah Moon)

New York Police Department officers investigate the scene of an attack in Manhattan's Chinatown neighborhood, Saturday, Oct. 5, 2019 in New York. Four men who are believed to be homeless were brutally attacked and killed early Saturday in a street rampage. NYPD Detective Annette Shelton said that a fifth man remained in critical condition after also being struck with a long metal object that authorities recovered. (AP Photo/Jeenah Moon)

Anti-government protesters set fires and close a street during a demonstration in Baghdad, Iraq, Friday, Oct. 4, 2019. Security forces opened fire directly at hundreds of anti-government demonstrators in central Baghdad, killing some protesters and injuring dozens, hours after Iraq's top Shiite cleric warned both sides to end four days of violence "before it's too late." (AP Photo/Khalid Mohammed)

Holding a Bible given to her by State District Judge Tammy Kent, former Dallas Police Officer Amber Guyger leaves court for jail following her sentencing, Wednesday, Oct. 2, 2019, in Dallas. Guyger, who said she mistook neighbor Botham Jean's apartment for her own and fatally shot him in his living room, was sentenced to a decade in prison. (Tom Fox/The Dallas Morning News via AP, Pool)

Demonstrators hang from an SUV during a protest calling for the resignation of President Jovenel Moise, in Port-au-Prince, Haiti, Friday, Oct. 4, 2019. After a two-day respite from the recent protests that have wracked Haiti's capital, opposition leaders urged citizens angry over corruption, gas shortages, and inflation to join them for a massive protest march to the local headquarters of the United Nations.(AP Photo/Rebecca Blackwell)

Corey Morgan looks up at one of his attorneys as he is found guilty of first-degree murder for the 2015 slaying of 9-year-old Tyshawn Lee, Friday, Oct. 4, 2019, in Chicago. (E. Jason Wambsgans/Chicago Tribune via AP, Pool)

Assistant District Attorney Mischeka Nicholson shows the jury a photo of victim Botham Jean during closing remarks in the sentencing phase of former Dallas Police Officer Amber Guyger's murder trial, Wednesday, Oct. 2, 2019, in Dallas. Guyger, who said she mistook neighbor Botham Jean's apartment for her own and fatally shot him in his living room, was sentenced to a decade in prison. (Tom Fox/The Dallas Morning News via AP, Pool)