Happening now in the war ravaged Northeast, Ukrainian forces now say they've recaptured

new territory as they push closer to the Russian border and attempt to push back prevalent troops

on multiple fronts.

A NATO official now says the battlefield momentum has shifted significantly in favor of Ukraine.

Also this hour, a political cliffhanger in Pennsylvania,

the Trump-endors TV doctor of Mehmet Oz

is neck-and-neck of P. Senate primary rival David

McCormick will break down the former president's election night wins and

losses as he's now pressuring Dr. Ross to declare a victory before the

last votes are counted.

And another chilling twist in the Buffalo Shooting Massacre.

We're now learning that the suspected gunman revealed his racist attack plans online some 30 minutes before the deadly rampage.

And that's prompting a new state investigation.

There's a lot to discuss when the mayor of Buffalo joins us live this hour.

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, Ukrainian forces are within miles of their enemy's backyard after making significant new gains in the

Harakib region near the Russian border.

See and as Nick Payton Walsh is on the front line.

Every inch of respite from Russian shelling here comes at grotesque cost.

What once rain down on the second city of Harkiv now lands here. Yes, keep the distance. Keep the distance, okay?

Ukraine declared here Ruskalozova liberated over two weeks ago, but it's never simple.

These tiny villages which before the war were places you wouldn't

...