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semiautomatic rifles used in many mass shootings and raising the age to 21 to purchase those weapons even though the killer in uvalde, texas, was only 18 years old and wielded an ar-15 style weapon. >> why not raise the age to 21 for people buying semiautomatic rifles? >> we're talking about a lot of things, and what we're talking about most are background checks, juvenile records, the areas where we can get consensus. >> why don't you have agreementd greement on that. >> we have a lot of people in the discussion. we have to get 60 votes, hopefully we can get 5. >> why do people even...

trump's call to walk to the u.s. capitol on january 6. it turns out the secret service actively considered options to get him there. stand by for our new reporting ahead of a pivotal prime time hearing on the insurrection this thursday. we want to welcome our viewers here in the united states and around the world. i'm wolf blitzer. you're in "the situation room." tonight we're getting the most detailed and gut-wrenching account of what happened inside robb elementary school two weeks ago. a wounded teacher is now opening up about the slaughter as local officials keep failing to answe...