Russian Atrocities & Mass Killing of Civilians in Bucha Coming to Light. 04/04/22

As Russian troops pull back from the Kyiv region, they leave a trail of atrocities in Bucha and other suburbs. And now President Biden is calling for a war crimes trial to hold Vladimir Putin accountable. NBC’s Ali Arouzi reports live from western Ukraine. Also, police in Sacramento are searching for multiple suspects a day after the city's deadliest mass shooting ever left six people killed and more than a dozen others hurt. Plus, what several airlines blame for thousands of flight delays over the weekend, and jury selection begins in Florida for the people set to decide the fate of the Parkland school shooter.