i'm matt pieper, cbs news, new york. >>> it's monday, april 29th, 2024. this is "cbs news mornings." heartbreak in the heartland. >> the water started coming in. and i thought, i'm going to die here. >> tornadoes carve a path of death and destruction across the country's midsection. one town in complete ruins. >>> the race to close in on a hostage deal. secretary of state antony blinken arrives in the middle east, his seventh diplomatic mission to the region since the start of the israel-hamas war. where things stand. >>> and campus crackdowns. fights and arrests mark a weekend of unrest as colleges nationwide struggle to quell antiwar demonstrations. >>> good morning, and good to be with you. i'm anne-marie green. this morning people in the plains are assessing the damage and vowing to rebuild after a weekend of violent weather, tornadoes roaring across more than a dozen states. the hardest hit, oklahoma. it took -- rather, take a look at this devastation. businesses and homes reduced to rubble. at least four deaths confirmed in the state including an in