CHRIS CUOMO, CNN ANCHOR: Breaking news. Police making two significant arrests in connection with the deadly terror outside the House of Parliament in London. This is as we learned more about the attacker and his violent past. CNN's Nick Paton Walsh live in London with breaking details. And Nick, this isn't just about some more of an interest on who this guy is. It's where he was in the system before and what might have been missed.</s>NICK PATON WALSH, CNN SENIOR INTERNATIONAL CORRESPONDENT: Absolutely. How much knowledge did they have of, quote, "his potential radical tendencies." This man, I know he's a peripheral figure, according to the British prime minister. What was missed? Now we know that his name at birth according to police was Adrian Russell Ajao. He went on to convert to the Islamic faith at some point and then became known as Khalid Masood. Now police have received 2700 items seized and now part of their ongoing search. This is continuing at five addresses having completed at 16 others. There's a lot of stuff being plowed through here now. The key question, did radicalization occur? Is this a man otherwise with perhaps psychological issues? And did any foreign travel perhaps occur which may have assisted that, too. So much of the question being asked in Britain now is about whether this is a homegrown extremism problem or quite what was the root of this, too. But now I stand here on Westminster Bridge where that rampage began. The fourth of his victims named now as Leslie Rhodes, a 75-year-old man who's succumbed to his devastating injuries yesterday. Life here comparatively back to normal. London I think doing its best to share that British</s>ALISYN CAMEROTA, CNN ANCHOR: Absolutely. Nick Paton Walsh, thank you very much for being on the scene for us. Well, House Intel chairman Devin Nunes apologizing for taking sensitive information directly to the president before briefing his Democratic colleagues. There are a lot of developments. We'll discuss them next.
Khalid Masood Identified as Attacker