It was like my body could not move — I had no control of my body," she said."It was just this kind of whimpering coming out of my mouth, which I had no control of."She said she was grateful for Mr Raskin and for the Secret Service agents who responded to the incident."… [He] is such a superhero, just putting his life on the line to protect me," she said.The alleged suspect, who has been identified by several US outlets as 31-year-old teacher and engineer Cole Tomas Allen, was armed with a shotgun, a handgun and multiple knives, according to police.Mr Raskin told CNN the "first thing" Ms Kennedy said after the chaos subsided was: "This is happening in schools across the country, and kids have no resources to process their trauma.""She was talking about gun violence and thinking about other people She's a great human rights activist," he said."And nobody wants to be in a situation like that, but I was glad to have been with her."Ms Kennedy used her appearance on MS NOW to call for stronger gun control laws."Just think about all these children, kindergarteners, who are experiencing the same thing in their schools in our country," she said."Why? There's no reason for this, and that's something that doesn't happen in other countries — it just doesn't happen