>> groceries. >> mitt romney is followed by sometimes a plane, more often a bus. the pack call it living in a bubble. nicole follows romney around the world. >> thank you, thank you. >> how many cities have you been to? >> i don't know how many cities i've been in. >> lost count? >> i have dolph lost count. it's not uncommon to lose track of time, day, time zone. i do know -- >> wake up, you don't know where you are? >> the room always looks like the same, but the bathroom door is in a different place. >> they video anything that might be interesting. when i was her age, it took four beefy union workers to do what she's doing. >> what do you have with you? >> a camera, all the cables that you need, the microphones, the tripod, and your personal bag. kind of like a satellite truck in a box. >> it's a tough job for reporters and the campaign staff.