Gun-toting citizens are showing up at military recruiting centres around the US. Photograph: Rose Baca/The Dallas Morning News via AP

Armed civilians who have volunteered to guard military recruiting stations across the US in the wake of the mass shooting in Chattanooga, Tennessee, h(...)

American author EL Doctorow pictured in 2004. The author died Tuesday. He was 84. Photograph: AP

EL Doctorow, the author of popular novels grounded in American history including “Ragtime” and “Billy Bathgate, ” has died at age 84, his publisher sa(...)

Retired Marine Michael Hendon pays respect at a memorial  in Chattanooga, Tennessee. Photograph: Joe Raedle/Getty Images.

Hours before the Tennessee shooting that killed five US servicemen, the suspected gunman texted a close friend a link to an Islamic verse that include(...)

 Donald Trump  as he announces his candidacy for the US presidency:  his comments about Mexicans   have made him stand out in a crowded field of Republican candidates. Photograph:  Christopher Gregory/Getty Images

It’s hard to say what’s more shocking: the outrageous remarks property magnate Donald Trump has made since he announced his presidential candidacy or (...)

A US execution chamber.  File photograph: Paul Buck/AFP/Getty Images

The US Supreme Court has ruled against three death row inmates who had sought to bar the use of an execution drug they said risked causing excruciatin(...)

 Pooja Mandagere (left) and Natalie Thompson celebrate  outside the US Supreme Court following the announcement of the ruling  that the constitution guarantees a nationwide right to same-sex marriage.  Photograph: Doug Mills/the New York Times

US president Barack Obama hailed a Supreme Court ruling legalising same-sex marriage across the country as a “victory for America.” The ruling mean(...)

Hillary Clinton at Texas Southern University, Houston, where she delivered her most aggressive speech since she announced she was running for president.  Photograph: Pat Sullivan/AP Photo

Republican senator Ted Cruz was firing up conservatives gathered to support his colleague Pat Roberts, who was struggling to hold on to his US Senate (...)

Former Texas governor Rick Perry at the announcement in Dallas yesterday of his candidacy for US president in 2016. Photograph:  Ron Jenkins/Getty Images

With 521 days to go until the US presidential election, the field is already packed with candidates. Far more Republicans have declared; among (...)

Danielle Meitiv, who has been cleared of one charge of neglect, and her son, Rafi (10). Photograph: Sammy Dallal/Washington Post via Getty Images

On paper, Danielle and Alexander Meitiv, a climate science consultant and a physicist based in Washington DC, don’t seem the most likely candidates(...)

People march in to the Cuddell Recreation Center where Tamir Rice was killed, in protest to Cleveland police officer Michael Brelo being acquitted of manslaughter charges after he shot two people in 2012. Photograph: Ricky Rhodes/Getty Images.

A Cleveland police officer was found not guilty on Saturday in the shooting dead of an unarmed black man and woman after a high-speed car chase in (...)