aggressively address nagging questions about her e-mails. the american people are concerned about this. even people who love hillary were concerned about it. overshadowing it all, the potential candidate who s not here, vice president joe biden, still weighing his options. but members of the draft biden super pac are here in force. there s 215,000 people who have signed a petition and would love to see him. the folks we have talked to here are excited for it. secretary clinton met with top democrats here last night. the latest poll eshow she s still the strong democratic front-runner, and in fact, vice president joe biden comes in third behind bernie sanders. if he does enter this race, he could have an uphill battle. hoedz jose. kristen, thank you. now to new developments in the live on tv murder of two young journalists in virginia. for the first time in this video provided to nbc news, we re getting an inside look at the killer s apartment, and also learning that vester