Alexandre Bissonnette, 28, handcuffed and wearing leg irons as he entered the Quebec City courtroom, had asked on Monday to change his previous plea of not guilty.
Police on Wednesday officially identified the victims of the mass shooting at a rural Texas church, listing eight children among the dead.
A man with an assault rifle killed at least 26 people and wounded 20 in a rural Texas church during Sunday services, adding the name of Sutherland Springs to the litany of American communities shattered by mass shootings.
President Donald Trump will visit Las Vegas on Wednesday to try to soothe a city shaken by the deadliest shooting spree in modern US history in a trip that will test his ability to console a grieving nation.
Police sought clues on Tuesday to explain why a retiree with a penchant for gambling but no criminal record set up a sniper's nest in a high-rise Las Vegas hotel and poured gunfire onto a concert below ...
Stephen Craig Paddock, the retired accountant who smuggled an armoury's worth of weapons into a swank Las Vegas hotel and mowed down concert-goers from a 32nd story window, was a high-stakes gambler.
The barrage from a 32nd-floor window in the Mandalay Bay hotel into a crowd of 22,000 people lasted several minutes, causing panic.
The wife of the gunman who killed 49 people at an Orlando gay nightclub knew of his plans for the attack and could soon be charged in connection with the deadliest mass shooting ...