From CNN, I'm Charlie Drever with the five things you need to know for Thursday, March 13th.

Canada's retaliatory tariffs on more than $20 billion worth of US imports comes into effect today.

The measures include a 25% levy on goods like steel, aluminum, computers, sporting equipment and cast iron products.

It's in response to President Donald Trump's announcement yesterday that there will be sweeping 25% tariffs on all steel and aluminum.

Meanwhile, Canada's finance minister, Dominic LeBlanc, will meet with U.S.

Commerce Secretary Howard Lutnik in Washington later today, where they're set to discuss

the U.S.-Mexico-Canada Free Trade Treaty. LeBlanc also spoke to Lutnik yesterday, and told

CNN the two had, quote, a good conversation.

Our hope is that we can quickly find a way to get to a situation where both economies

can prosper and we don't have this sort of back and forth in terms of tariffs.

It's not in the interest of Canadian or American consumers.

With tomorrow's deadline looming to keep the government funded, Senate Democrats are caught

between a rock and a hard place.

They could vote for the Republican stop-gap bill that will approve spending and cuts that

they don't like.

Or they could vote against it and kill it, sending the government towards a shutdown.

As it stands, the GOP needs the support of eight Democratic senators.

Colorado Senator John Hickenlooper says he's considering voting for the bill to avoid a shutdown.

But he's not happy about it.

I hate the House bill.

I think to have such large amounts of the budget, uncommitted,

so that the president can do whatever he wants,

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