A gunman armed with an assault rifle killed 20 people when he opened fire on shoppers at a packed Walmart store in Texas.
The gunman who killed five co-workers and wounded five police officers at an Illinois factory was a violent felon who had just been fired.
Trump has ordered all US flags on government property to be flown at half-staff through October 31 over the killing of 11 person in an attack on a synagogue.
Attacks in Pakistan on Monday killed six members of the country's paramilitary force and two policemen, ABC News reported.
Multiple people have been shot at The Capital newspaper, which lies in the 800 block of Bestgate Road in Annapolis, Maryland.
The gunman who killed three people in southwest France before being shot dead by police was a 25-year-old small-time drug dealer with a history of minor crimes.
Gunmen stormed a luxury hotel in Kabul killing at least six people, including a foreigner.
A gunman opened a fire in a pastry-making factory in Moscow on Wednesday.
A gunman and a police officer were killed on Sunday during an attack on a road checkpoint in Russia’s volatile Caucasus region of Ingushetia.
Police in Colorado on Thursday were searching for a gunman, who opened fire in Colorado Walmart, killing three people before he fled.
A gunman is on the loose after shooting five people, killing three, at a Maryland business on Wednesday morning, CNN reported on Wednesday.
At Least 58 people were killed, and hundreds more were wounded when a gunman fired on concertgoers from the nearby Mandalay Bay Resort.
Four people were killed, including the suspected gunman, when a disgruntled United Parcel Service Inc employee opened fire at a company facility in San Francisco
A gunman opened fire on Republican members of Congress during a baseball practice near Washington early on Wednesday.
Melbroune, Australia witnesses tense terror situation following gunfire in an apartment block.