David Bowdich, assistant director of the FBI’s Los Angeles office, speaks at a news conference in San Bernardino, California, December 4th, 2015. Photograph: Alex Gallardo/Reuters

FBI director James Comey has told a news conference on the background to the San Bernardino massacre that the bureau’s investigation had “developed in(...)

The rented SUV used by husband and wife, Syed Rizwan Farook and Tashfeen Malik, suspected of shooting dead 14 people and wounding 17 in San Bernardino. Photograph: Paul Buck/ EPA

Investigators are searching for the motives behind why a husband and wife allegedly opened fire with military-style weapons killing 14 people and woun(...)

FBI and police investigators examine evidence at the scene of the investigation around the area of the SUV vehicle where two suspects were shot by police following a mass shooting in San Bernardino, California December 3rd, 2015. Photograph:  Mike Blake/Reuters

Investigators are searching for the motives behind why a husband and wife allegedly opened fire with military-style weapons, killing 14 people and wou(...)

A police officer walks to his vehicle after a shooting at Sparks Middle School  in Sparks, Nevada, today. Photograph: David Calvert/Getty Images

A teacher was shot dead and two students were wounded when a student opened fire at a middle school in the northern Nevada city of Sparks today before(...)

Michael Brandon Hill (20) the suspect in a shooting incident at an elementary school in Atlanta, is pictured with an AK-47 in this undated handout photo. Police arrested Hill after he fired an AK-47 inside Ronald E McNair Discovery Learning Academy, forcing the evacuation of 800 students, none of whom were injured. Photograph: DeKalb County Sheriff’s Office/Handout via Reuters

A woman credited with convincing a gunman who entered an Atlanta school to lay down his assault rifle and surrender to police says the man was suici(...)

Trying out a gun in a shooting game during the 2013 NRA Annual Meeting and Exhibits at the George R Brown Convention Center yesterday in Houston, Texas. Photograph: Justin Sullivan/Getty Images

The girl at the Starbucks coffee counter points to a spot a few metres away where the gunman opened(...)

U.S. Senator Dianne Feinstein  speaks to reporters outside the Senate Chamber in Washington.

Enough Republican senators ceded to mounting political and public pressure to pave the way for a debate on the first major piece of gun-control (...)

Barack Obama at the University of Hartford in Connecticut: “Now’s the time to get engaged. Now’s the time to get involved. Now’s the time to push back on fear and frustration and misinformation. Now’s the time for everybody to make their voices heard.” Photograph: Reuters/Jason Reed heard.”

As US president Barack Obama made an emotional public appeal for political support on tighter gun controls in a speech on Monday evening in Con(...)

Lil Martenson, (
left) a teacher in Newtown, Connecticut, 
arrives to join 
residents of the town protesting outside the National Shooting Sports Foundation
 in Newtown, Connecticut March 28, 2013
 in Newtown. Photograph: Reuters 
Residents began receiving robocalls from the NRA trying to enlist them in efforts to defeat new statewide gun control proposals, three months after a gunman killed 20 students and six adults at Sandy Hook elementary School in Newtown, Connecticut December 14, 2012. REUTERS/ Michelle McLoughlin (UNITED STATES - Tags: EDUCATION CRIME LAW)

Lawmakers in Connecticut are expected to vote today on what politicians in the state have called the toughest gun ownership laws ever introduce(...)

Lil Martenson, (left) a Newtown teacher, arrives to join Newtown residents protesting outside the National Shooting Sports Foundation in Newtown, Connecticut. Photograph: Michelle McLoughlin/Reuters

More than three months after the massacre of 26 people at Sandy Hook Elementary School in Newtown, Connecticut, legislative leaders announced l(...)