A shooting at a synagogue in Poway, California has left one woman dead and three others injured. A 19-year-old man has been detained and police are determining the legitimacy of an anti-Semitic letter he allegedly wrote.

Five people were shot dead, including the suspected gunman, in a Friday night attack at a Texas nursing home and the home of one of the people slain, city officials said.

A gunman opened fire on sheriff's deputies responding to a disturbance near Denver on Sunday, killing one of the officers before the suspect was fatally shot.

The mayor of Little Rock, Arkansas is vowing action to prevent gun violence after a "heart-breaking" shooting that wounded 25 people.

Senator Chuck Schumer offers his prayers for those injured in the shooting Wednesday at the baseball practice near Washington.

A suspect in Sunday's mosque shooting in Quebec City that left six people dead has called police "to talk about his surrender," according to a senior police official.

Authorities have increased their reward to $100,000 for information leading to the capture of suspect Markeith Loyd in the fatal shooting of a policewoman in Orlando.

Federal investigators are trying determining the motives behind a mass shooting in which an attacker opened fire in a crowded baggage claim at a Fort Lauderdale airport, killing five people.

Authorities are trying to determine what motivated the 26-year-old Iraq war veteran to carry out the attack Police in the US are trying to find out why a man went on a shooting spree at a Florida airport, killing five people.

Nine people were shot, including one fatally, and a suspect is in custody after an incident at the Fort Lauderdale-Hollywood International Airport in Florida.

Islamic State claimed responsibility for the killing of 39 people celebrating the New Year inside a fabled Istanbul nightclub, an act of terrorism that has become grimly familiar in Turkey as it fails to keep the violence in Syria from spilling into its cities.

Francois al-Asmar, a Lebanese national wounded in Sunday's attack in Istanbul, said he acted like he was dead after being shot by the gunman.