security. none of the other 21 members on that field had any sort of protection, meaning that it could have resulted in what many people are calling a potential massacre. christine, dave? >> alex, thank you. a lot of raw, unfiltered emotion on capitol hill in the hours following the shooting rampage. lawmakers on both sides of the aisle visibly shaken. listen to this impassioned plea from illinois congressman rodney davis, still bloodied after helping victims at the scene. >> there's such a hatefulness in what we see in american politics and policy discussions right now. this has got to stop. we can disagree on how to govern. that's what makes our country great. but i'm here because we're all americans, and i think republicans and democrats need to use this day today to stand together and say, stop, let's work together, let's get things done. we can have our differences, but let's not let it lead to such hate. >> all right, so with more reaction from capitol hill, we turn now to cnn's phil