>> look at the guy, he is dead now. >> reporter: people say a young man, nbc news confirmed was an active british soldier, wearing a charity help for heroes t-shirt was walking along the sidewalk when two men in a car apparently drove into him, then got out and started stabbing him with multiple large knives. >> they were hacking at the poor guy, cutting. >> reporter: some eye witnesses say he was decapitated in the attack, and the two suspects then approached people in the horrified crowd. >> telling people to video record them doing it. >> reporter: one made a long political statement, weapons still in his blood covered hands. >> so what, you want to live by the sharia, why does that mean you chase us, call us extremists, kill us. rather, you are extreme, you are the ones. when you drop a bomb, do you think it takes one person or rather the bomb wiped out a whole family? this is the reality. by the way, i saw your mother today, this is my nature. we must fight them as they fight