Pulse Ss News Today : Breaking News, Live Updates & Top Stories | Vimarsana

much for the latest. >> it's the top of the hour on cnn newsroom. i'm alisyn camerota. >> i'm victor blackwell. we start this hour with the tears and the grief and the stories of terror from capitol hill today as people who have been deeply impacted by america's latest mass shootings testify to the house oversight committee. the youngest voice, just 11 years old, a 4th grader who survived the massacre in uvalde, texas. >> recounting the worst moments that she endured 77 minutes of living hell. she had to play dead. she had to smear her best friend's blood on her to hide from a gunman...

Know, they're getting more and more data points about it. scientists don't know the origins of this. what it all means, they're hoping the new data points help them better understand the fabric of our cosmos, and understand the medium of in intergalactic space. it's a crazy thing to wrap your head around and fun to nerd out on. >> as we can do with all of you. >> i wonder, though, what will it take to figure out the answer to that question. where is that coming from? >> i mean, to simply have the question, now we know we've got these pulse ss. >> you got to keep looking. this is also why thing...