the mayor of london and getting into that and and say aghe doesn't have a hard approach on terrorism, allowing terrorism to take over the city which i thought was. >> london is modernizing but he's talking about race. that's what he's talking about. that's what people in london will see. that's what we're really talking about here is the changing of london and he doesn't like the way that it looks. >> cal perry, we'll talk to you in a little bit. >> thanks, guys. >> it was a fiery day on capitol hill as the fbi agent peter strzok testified before congress. he faced attacks from republicans for sending critical text messages of trump during the 2016 elections and later defended his role in the russia investigation and the clinton e-mail probe. nbc's kasie hunt has more. >> do you wear that the testimony you are about to give in the fireworks starting moments after peter strzok was sworn in. >> mr. chairman, order. >> reporter: lawmakers shouting over each other while strzok who