i'm christina macfarlane. it's tuesday, march 4th. it's 10 a.m. here in london, 4 a.m. in washington, where a new round of tariffs announced by donald trump is setting off a wave of retaliation from top u.s. trading partners. president trump slapped canada and mexico with 25% levies starting at midnight last night. tariffs on china have gone from 10% to 20%. here's the president explaining his decision. >> they can't come in and steal our money and steal our jobs and take our factories and take our businesses and expect not to be punished. and they're being punished by tariffs. >> beijing responded with new tariffs on a long list of american goods that followed canada's announcement of its own retaliatory measures. and leaders there say they're prepared to escalate their response if necessary. >> they want to try to annihilate ontario. i will do everything, including cut off their energy with a smile on my face. they need to feel the pain. they want to come at us hard. we're going to come back twice as hard. >

. >> christina macfarlane nationwide. >> operation cumberland john deere. >> intuitive machines. rob frehse. >> to all those who never give a second thought to being the first ones in. thank you. servpro. proud supporter of our nation's first responders. >> my eyes. >> they're dry. >> uncomfortable looking for extra hydration. >> now there's blink neutral tears. it works differently. >> than drops. >> blink neutral tears is a once daily supplement clinically proven. >> to hydrate from within. >> helping your eyes produce. >> more of their. >> own tears to promote. >> lasting. >> continuous relief. >> you'll feel day after day. try blink neutral. >> tears a different way to support dry eyes. >> blink. >> planning to move? join the 6 million families who discovered a smarter, more flexible way to move with pods. save up to 20%. now, for a limited time, whether you're moving across town or across the country, save up to 20% at pods.com today. >> doctor box. >> there were many failed. >> attempts to fix my teeth. i retouched all my wedding photos and it was even affecting my health.

. >> christina macfarlane harakat al-muqawama al-islamiyya. >> this is cnn breaking news. >> and we begin this hour with more breaking news this morning. one u.s. retailer is warning that america's newly escalated trade war will start costing you, our viewers here in the united states, more money in a matter of a few days. >> it could impact all of us. inflation weary americans could see these price increases very soon across a wide range of items, from food and electronics to big ticket items like cars. cnn's alayna treene is at the white house ahead of the president's primetime speech to congress tonight. and cnn global economic analyst rana foroohar is in new york. rana. so let's listen to what the ceo of target said this morning about how quickly people will see the effect of these tariffs. >> the consumer will likely see price increases. >> over the next couple of days. you think about all the fresh produce. you know, we depend on mexico during the winter. we're going to try to make sure we can do everything we can to protect pricing. but if there's a 25% tariff, those prices will go

. >> christina macfarlane harakat al-muqawama al-islamiyya. >> this is cnn breaking news. >> and we beginthis hour with more breaking news this morning. one u.s. retailer is warning that america's newly escalated trade war will start costing you, our viewers here in the united states, more money in a matter of a few days. >> it could impact all of .