Tia Williams and her daughter Aissa protest on the street outside the Minnesota governor’s official residence in St Paul, Minnesota, as people gathered to demonstrate against the shooting of Philando Castile by police. Photograph: Richard Tsong-Taatarii/Star Tribune/AP

Three days of killings in Louisiana, Minnesota and Texas ripped open the festering wounds of alleged police aggression and racial profiling, and gun v(...)

Dallas police chief David Brown during a vigil at Thanksgiving Square in Dallas, Texas, following a sniper attack during a peaceful protest on Thursday which left five police officers dead. Photograph: Laura Buckman/AFP/Getty Images

The United States was left reeling from the deadliest attack on American law enforcement since 9/11 as five policemen were shot dead and seven other o(...)

 Clarence D Castile, uncle of Philando Castile who was shot dead by a Minnesota police officer, speaks outside the governor’s Mansion  in St Paul, Minnesota. Photograph: Stephen Maturen/Getty Images

Protests over the fatal shooting of Philando Castile by a suburban police officer stretched into Friday morning near the Minnesota governor’s residenc(...)

Tawandra Carr: she said she was best friends with Alton Sterling who was shot and killed outside a store by Baton Rouge police. Photograph: Gerald Herbert/AP Photo

The woman who had a child with a man killed by Louisiana police has denounced the killings of five police officers in Dallas during a protest over pol(...)

 Dallas mayor Mike Rawlings (right) conducts a press conference at Dallas City Hall as Dallas Police Chief David Brown looks on following the fatal shootings of five police officers on July 8th, 2016 in Dallas, Texas. Photograph: Stewart FHouse/Getty Images

A suspected gunman in the ambush-style shooting of 12 Dallas police officers, killing five, has been named as Micah Xavier Johnson, a 25-year-old army(...)

Diamond Reynolds: “The police are not here to protect and serve us. They are here to assassinate us . . . Because we are black.”  Photograph: Eric Miller/Reuters

Diamond Reynolds was cool and composed as an anchorwoman on Wednesday night, her voice strong as she narrated the horrific scene around her into her p(...)

President Barack Obama addresses the overnight shooting of police officers in Dallas, Texas, from Warsaw, Poland on Friday, July 8th, 2016, before attending the NATO Summit. Photograph: Susan Walsh/AP

US president Barack Obama has said the shooting of about a dozen police officers in Dallas was a vicious, calculated and despicable attack on law enfo(...)

A man holds a sign of support during a prayer vigil in a park following the  shooting dead of five police officers in Dallas, Texas, US, July 8th, 2016. Photograph: Carlo Allegri/Reuters

A black US Army reservist who served in the Afghan war and said he wanted to “kill white people” took part in an attack in which five police officers(...)

Diamond Reynolds at a Black Lives Matter demonstration in Minnesota: Her boyfriend Philando Castile (32) was shot dead in front of her after he was stopped by a police officer for having a broken light on the back of his car. Photgraph: Eric Miller/Reuters

The fatal shootings of two black men in less than 24 hours by US police, both captured on mobile phone video and circulated on social media, have spar(...)

A car at the scene of a shooting of a man involving a St Anthony police officer in Falcon Heights, Minnesota on Wednesday.  The officer involved has been put on leave, said the interim chief of the St Anthony police. Photograph: Leila Navidi/Star Tribune via AP

A Minnesota man was fatally shot on Wednesday night by the police in a St Paul suburb, and the aftermath was captured in a grisly video recorded by t(...)