Two people were killed and 11 others wounded Sunday when a video game tournament competitor went on a shooting rampage before turning the gun on himself in the northern Florida city of Jacksonville, local police said.
The 29-year-old man who opened fire on restaurant goers and pedestrians on a Toronto street overnight, killing two people and wounding 13, had "severe" mental health issues, his family said on Monday.
The Islamist gunman who killed four people in southern France last week had been summoned by anti-terror police for questioning shortly before his shooting rampage, a police source told AFP on Tuesday.
From Washington to Los Angeles, students walked out of US classrooms Wednesday in the largest grassroots protest against gun violence seen in years, demanding action one month to the day after a deadly shooting rampage at a Florida high school.
A total of 26 people were killed during a gunman's shooting rampage at a Texas church during Sunday services, Governor Greg Abbott said, warning the toll may rise.
German police said Saturday a gunman who went on a shooting rampage at a busy mall in Munich likely acted alone, and then committed suicide after killing nine people in cold blood.
A gunman killed at least 20 people and injured 42 others in a crowded gay nightclub in Florida early yesterday before police shot him dead in what US authorities described as a "terrorism incident".