refused to speak to a c congressional committee last week. it's the drip-drip-drip that keeps her from turning the page, but she's going to do that this weekend. she's going to talk about labor, jobs in an effort to move beyond this e-mail issue. looking forward, melissa, it is going to be a very busy 48 hours. we expect a lot of candidates will be out on the campaign trail over this holiday weekend, and there will be a lot of eyes on vice president joe biden who you also mentioned is doing quite well in that poll, even though he hasn't announced yet, he is going to be marking labor day in the battleground state of pennsylvania. there is a big labor day parade there, and of course, he is still considering a run of his own. melissa? >> thank you to nbc's kristin welker in newton, iowa. >> thank you. funeral services were held saturday for a pivotal leader in the civil rights movement, amelia boynton robinson. she was one of the organizers of the march from selma to