S Capitol after a pro trump mob stormed the heart of the government, wreaking havoc as lawmakers hit inside.

Let us down.

It was unprecedented breach on Wednesday that current and former law enforcement officials told Reuters, represents one of the gravest security lapses in recent US history.

The bloody chaos came after Capitol police were overrun by angry Trump supporters in what law enforcement officials called a catastrophic failure to prepare.

But Wednesday's events were preceded by weeks of online threats that the protests could descend into violence.

Many who traveled to the capital shared plans using websites such as Parlor, a Twitter like service that has attracted right wing extremist groups.

Some users discussed ways to illegally sneak guns into Washington, while on Twitter starting January 1st, there were nearly 1500 posts from accounts related to the Q and on conspiracy theory movement that mentioned the rally and contained references to violence, according to a former intelligence official who monitors extremists on social media.

Thes included posts urging so called patriots to quote rise up.

Despite those rumblings of danger, the Capitol police force did not request advance help from other federal agencies, such as the Department of Homeland Security, to secure the building, according Toa one senior official and National Guard reinforcements summoned by the city's mayor were not mobilized until more than an hour after protesters had first breached the barricades.

In stark contrast, those agencies were aggressively deployed by the Trump administration during last summer's protests against police brutality in Washington and across the US In the aftermath of the breach, House Speaker Nancy Pelosi said she's called for the resignation of the chief of U.

S Capitol police, but says it goes beyond that that goes to the FBI.

What was what was the shortcoming in their intelligence that they provided it goes to the Department of Defense?

How long did it take for them to respond or anticipate the need for the National Guard?

68 arrests have been made related to the breach.

Most of those were made on Capitol grounds, according to D.

C.

Police chief Robert Conte, acts of violence who added they're not finished.

We still have a significant amount of work ahead of us to identify and hold each and everyone of the violent mob accountable for their actions We have collected numerous images of persons of interest that we are asking the community to help us identify.

The FBI is also seeking help in identifying those involved in the breach for at least the next 30 days, the secretary of the army said.

There will be a 7 ft non scalable wall erected around the capital.