Happening now the United States is expressing profound concern that Russia is moving

more forces into fighting positions instead of withdrawing as the Kremlin claims.

U.S. officials now are watching a bridge being built just miles from Ukraine,

a potential sign that Vladimir Putin may soon launch an invasion.

Also tonight, a new blow to former... may soon launch an invasion.

Also tonight, a new blow to former President Trump.

His White House visitor logs will soon be turned over

to the January 6th Select Committee,

including records from the day of the insurrection.

President Biden rejecting Trump's attempts to keep the logs secret.

And the CDC says it expects to update its mass guidance soon, despite pressure to make changes now.

With state mandates ending in COVID cases falling,

what are health officials waiting for?

We want to welcome our viewers here in the United States and around

the world. I'm Wolf Blitzer, you're in the situation room. Tonight the US says Vladimir Putin could pull the trigger on a Ukraine invasion any day

as he keeps building up his forces despite his talk of a withdrawal.

Our correspondence and experts are standing by in Russia, in Ukraine,

and here in the United States.

First, let's go to our chief White House correspondent Caitlin

Caitlin the US says Russian forces are moving into what are described as

fighting positions give us the latest

yeah wolf and they say that they are certainly not pulling back despite those Russian claims

...