Twenty people will receive awards later this month to recognize the bravery they showed while responding to the shootings at the National War Memorial and Parliament Hill in downtown Ottawa in October 2014.

The six people who rushed to Cpl. Nathan Cirillo's side as he lay dying at the National War Memorial remain connected by the shocking events of that day one year later.

Politicians, fellow soldiers and the Canadian public are gathering on Parliament Hill today for a ceremony to mark the anniversary of two uniformed soldiers killed one year ago.

A crowd of about 2,000 people — including hundreds of soldiers, government officials and citizens — gathered at the National War Memorial in downtown Ottawa to pay tribute to the lives of two soldiers killed on their home soil last year.

A ceremonial service to commemorate the Parliament Hill shooting and the lives of two soldiers killed on home soil last October is set to take place at the National War Memorial this morning.

RCMP officers had a chance to stop gunman Michael Zehaf-Bibeau before he entered Parliament Hill but did not, according to a report into the unprecedented Oct. 22 attack inside the seat of Canada's government.

Struck in the back by a bullet, Cpl. Nathan Cirillo tried his best to take cover as gunman Michael Zehaf-Bibeau pursued him and kept on shooting during the attack at the National War Memorial last Oct. 22. Chilling new details of the last moments of Cirillo's life are contained in the police report on how events unfolded.

The RCMP have shared the previously unreleased 18 seconds from Ottawa gunman Michael Zehaf-Bibeau's video manifesto, all of which are spoken in Arabic.

RCMP Commissioner Bob Paulson says the OPP’s much-anticipated report into the RCMP’s response to the Parliament Hill shootings will be released either this week or next.

The sheer scale of the police response to the Oct. 22 shootings in downtown Ottawa contributed to confusion on the ground as the investigation developed, according to an Ottawa police report.

RCMP Commissioner Bob Paulson appeared before a federal committee Friday to show a video made by Parliament Hill shooter Michael Zehaf-Bibeau and discuss the Oct. 22 attacks. Here are a few things we learned from his testimony and the video.

In a brazen attack in Ottawa on Oct. 22, Michael Zehaf-Bibeau shot and fatally wounded Cpl. Nathan Cirillo at the National War Memorial before heading to Parliament's Centre Block, where he was shot dead.

Retired lieutenant-colonel Steve Day, a former leader of the elite JTF2 counterterrorism unit, looked at CBC News and security video footage frame-by-frame and found flaws in the system, although individual officers acted properly.

Three weeks after the deadly attack on Parliament Hill, the medical evidence in the death of shooter Michael Zehaf-Bibeau is still being examined by the Ottawa coroner's office.

The gunman behind the shooting on Parliament Hill that killed Cpl. Nathan Cirillo took a tour of the House of Commons and the Senate less than three weeks before he was gunned down outside the parliamentary library.

Canada rarely makes news outside of Canada, but the Parliament Hill shooting and the allegations against Jian Ghomeshi have propelled our quiet country into international headlines, prompting some media to view the nation, not with the usual condescension, but with genuine concern.

The shooting in Ottawa drew international attention and reaction from Canada's closest ally, the United States, and beyond. President Barack Obama offered his support and condolences in a call with Prime Minister Stephen Harper and other world leaders did the same.

On the morning a gunman ran right in the front door of Parliament Hill's Centre Block, CBC/Radio-Canada had assigned three different camera crews to cover the weekly party caucus meetings. When shots rang out, news instincts kicked in: each bravely pressed the record button. Watch the uncut footage here.

People continue to gather at the National War Memorial in downtown Ottawa, one week after a gunman shot and killed a soldier standing guard and then stormed the front door of Parliament.

House of Commons guard Alain Gervais won't have to pay for beer for a long time to come after Molson Coors Canada delivered several hundred bottles to his home in thanks for his work in last week's shooting.

CBC News has learned Prime Minister Stephen Harper told his hushed caucus he felt remorse for surreptitiously ducking into a closet during the chaos of last week's shooting as MPs from all three parties returned Wednesday morning to the caucus rooms they were in during the assault on Parliament Hill.