Howitzers are being transported as part of U.S. military aid to Ukraine. In an escalation of U.S. funding for Ukraine’s defense against Russian aggression, President Biden has asked Congress for an extra $33 billion. » Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC » Watch more NBC video: http://bit.ly/MoreNBCNews NBC News Digital is a collection of innovative and powerful news brands that deliver …

A Ukrainian commander says forces inside the Mariupol steel plant are under attack from the air and ground. Hundreds are believed to still be hiding under the plant, many of them women and children. » Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC » Watch more NBC video: http://bit.ly/MoreNBCNews NBC News Digital is a collection of innovative and powerful news brands that deliver …

U.S. officials have acknowledged sharing intelligence with Ukraine that helped sink a Russian ship last month. ABC’s Mona Kosar Abdi reports. Original source (ABC/Youtube)