Mark Gollom

Senior Reporter

Mark Gollom is a Toronto-based reporter with CBC News. He covers Canadian and U.S. politics and current affairs.

Latest from Mark Gollom

Victor Schwartz didn't go looking for a fight with Trump, but now, he's the face of the war on tariffs

The Trump administration suffered a significant setback on Wednesday when a court ruled in favour of wine company owner Victor Schwartz and other plaintiffs who had argued the government had exceeded its right to impose some of its tariffs on imported goods from around the world.

Xenon gas could speed Everest treks. There's concern it could also leave climbers dangerously unprepared

The use of xenon gas by a group of British mountaineers before they began an expedition to climb the world's highest mountain in less than five days has raised questions about its effectiveness and prompted concerns that inexperienced climbers using it as a shortcut could put themselves and others in danger.

How a judge-alone trial may impact the Hockey Canada sexual assault case

Justice Maria Carroccia's decision to discharge the jury in the case against five ex-world junior hockey players charged with sexually assaulting a woman in a London, Ont., hotel in 2018 has raised many questions about the future of the trial. CBC News spoke to legal experts to get answers ahead of the continuation of the proceedings Tuesday morning.

Ye's song praising Hitler was pulled from most online platforms. Are they doing enough?

When Kanye West's new song praising Adolf Hitler was posted on a number of social media platforms, most tech companies removed the antisemitic track from their sites. But some experts say these companies are not doing enough to prevent the posting of online hate content.

World leaders have performed a diplomatic dance in Trump's Oval Office. Has it paid off?

Mark Carney became the most recent world leader to meet U.S. President Donald Trump in the Oval Office, an event that has taken on an unusual significance for political observers. Here's a look at their varying approaches to dealing with the president and what kind of results they've achieved.

The Liberals need a few floor-crossers to form a majority. That might not be so easy

With the federal Liberals just a few seats shy of a majority government, there's been some speculation over whether Prime Minister Mark Carney could be zeroing in on MPs from other parties who might cross the floor. But coaxing over the few that are needed would still be a significant challenge, some observers say.

How the Liberals came up short in Ontario — and lost their majority bid

Winning a fourth mandate and returning to power was certainly a victory for the federal Liberals, but it was marred by a disappointing showing in Ontario which played a significant role in costing them a majority.

Is it R.I.P. for the federal NDP? Not quite, experts say

The New Democratic Party's devastating electoral losses do not translate to a death knell for the party but are an important signal that some significant structural changes are needed, analysts say.

Trump implies Canadians vote for him on election day, Poilievre tells president to butt out

Conservative Leader Pierre Poilievre told the U.S. president to butt out of the federal election after Donald Trump appeared to suggest Canadians vote for him when they go to the polls on Monday.

How strategic voting may play a role in this election

Strategic voting is a tactic that's been employed in elections before and is being called upon again this year. But what is it and is it effective? CBC News explains.