was, indeed on her queue. no private jet, she's on four wheels. >> brianna keilar live from washington. thank you. clinton's candidacy may be the worst kept secret of this political season. but the formal announcement set twitter ablaze. here's a map showing star bursts in the cities with the heaviest traffic. clearly it erupted from coast to coast. but after being accused of acting entitled to the nomination in 2008 clinton's road trip is designed to send a new kind of message. she's listening to voters and is determined to earn their support this time around. cnn's senior washington correspondent joe johns is in des moines awaiting clinton's first campaign event in iowa. good morning, joe. >> good morning, carol. she's supposed to be here on tuesday and wednesday. no sighting yet of hillary clinton here in des moines, iowa. the campaign is billing this as one of many opportunities for hillary clinton to sit down and