and the vietnam veterans memorial. reporter: today is a holiday, of course, but for many a somber one as we all remember those who sacrificed everything to preserve our way of life. shannon? shannon: jim angle live at the white house. thank you, jim. this is also a day for politics. two women who are at least considering a run that could make history were meeting and greeting perspective supporters. here is chief political correspondent carl cameron. it s the biggest question in g.o.p. presidential poll sicks. are you going to run? you know we re still kind of contemplating that. hi, how are you? reporter: sarah palin s bus tour hits historical sites and ends in new hampshire, home of the first in the nation presidential primary. the fact that mitt romney announces his presidential campaign thursday in new hampshire or rudy giuliani tests the granite state waters friday we re told by the palin insiders is a coincidence. this isn t a campaign bus. this is a bus to expres