Kim Vennell

At the scene of the shooting, hundreds of health care workers gathered to honor Preti, who they say was one of their own.

Reuters' Brad Brooks was there.

The fact that he was a nurse makes it so much harder.

But, Brad says, their anger goes deeper.

President Donald Trump, in an initial social media post, posted a photo of Preti's gun, saying it was loaded with two additional full magazines and was ready to go, saying, what is that all about?

But in an interview with the Wall Street Journal, the president said that his administration is reviewing everything and will come out with a determination about the fatal shooting.

More than a million people lost power across the US as a powerful winter storm sweeps the country from Ohio Valley and Mid-South to New England, bringing snow, ice and dangerously low temperatures.

In New York, snowplow trucks are working overtime.

Some of the heaviest snowfall was measured there, up to a foot or more, as well as in parts of New Jersey, Colorado, Illinois, Indiana, Missouri and Pennsylvania.

A storm warning remains in place for most of the eastern third of the country, impacting almost 120 million people.

And travel's been hit hard, with major carriers cancelling more than 11,000 flights on Sunday.

Turning to markets now, and we've got Mike Dolan from our sister podcast, Morning Bid, to tell us what we need to know as we start the week.

Hey, Mike.

Thanks so much, Mike.

You can catch Morning Bid wherever you get your podcasts.

A fragile truce in Syria's northeast has just been extended.

The Syrian government and Kurdish-led SDF are adding another 15 days to a ceasefire that was set to expire on Saturday night.

It follows a rapid government offensive that's pushed President Ahmed al-Shara closer to taking full control of the region.

Washington has been pushing for a lasting truce, as it previously allied with the Kurds to fight Islamic State.

The ceasefire also gives the U.S.