Some hospitals already on the brink doctor's putting masks in Ziploc bags so that they can use the same mask for up to a week.

There are urgent please tonight from the front lines and NBC's chief national correspondent Backup in on that part of the story Tonight, cascading shortages reported at hospitals around the country, one of the most critical blood.

Right now we're at like a critical shortage of blood again common across the country because no one is is donating blood clinicians telling us those n 95 masks are so precious there now kept in Ziploc or paper bags because they're told to hold onto them for up to a week.

My mast snapped while I was trying to take it off in between patients, and I had to staple it back.

But perhaps the most alarming shortage doctors and nurses themselves, including Dr Dara Cast, who tested positive, was using all the protection I was supposed to go.

I probably just wife the surface with my hands and then wiped my face between mask usage.

She's working from home now, urging other medical professionals to get tested to Navy medical ships, deploying one on each coast to ease the burden.

The USNS Mercy heading up the West Coast next week, where a battle is brewing, whether it will dock in L.

A or in Seattle.

And the USNS Comfort will head to New York in early April.

And the Army Corps of Engineers preparing to possibly convert the Javits Center in New York, as well as college dorms into makeshift medical Center's out of fear beds will run out in weeks.

Tonight we're taking you inside the auction of Medical Center in New Orleans now using special respirator masks to protect staff and across the country.

Thousands rushing to get tested At New Jersey's first major drive from testing site, police had to turn people away after just four hours.

One of the nation's leading infectious disease doctors admitting three U.

S.

Is not meeting the demands on We're not there yet Tonight, the World Health Organization warning young people they're not invincible.

The CDC says nearly 40% of the people hospitalized in the US are between the ages of 20 and 54 and 22 year old Los Angeles resident beyond a holly T, taking the social media to describe how her symptoms evolved.

Tonight, she says she's proof that the pandemic can impact anyone.

I just want to let everyone know that you know, it's very important to stay inside and follow the CDC guidelines, and you don't take this seriously.

And just anecdotally, we're learning tonight, Matt, that there are many young people in I C.

U is around this country.

We have to take this seriously and not have a false sense of security.

And Matt, I also know there's news coming in from some sources in Washington state tonight and really across the country in other places as well.

That have echoed what we had heard early on in Italy that, at least in Washington state, they're also now making emergency plans to decide who will get treated in a worst case scenario and who won't.

That's right, David.

And that is because they are running short on supplies and they expect the number of patients to skyrocket.

So in the coming weeks, they expect to have to make this brutal triage decision, essentially deciding whether or not to give the sickest patients full medical care, and doctors are telling me they're gonna have to make a decision of life and death on the spot.

David.

Hi, everyone.

George Stephanopoulos Here.

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