former democratic congressman harold ford, jr., republican strategist alex castellanos, ruth marcus is here of "the washington post," as well as david brooks of the "the new york times," straight ahead. - he volunteered. - we were drafted. - she enlisted. - and off we went to asia. - to europe. - the gulf. - to do our duty. - to serve our country. - we were buddies. - shipmates. - best of friends. - i'll never forget his courage. - her dedication. - the way he made you laugh. - and i'll remember him. - remember her. - i'll remember them. always. ♪ >>> coming up, mitt romney is expected to make his presidential candidacy official on thursday. so, when will the 2012 field be set? could there be any more surprises in store? plus, what role will medicare play in next year's election? our roundtable is here, ready to weigh in. harold ford, alex castellanos, ruth marcus and david brooks. they're live and ready. it's up next after this brief commercial break. ♪ i've seen the sunrise paint the desert. witnessed snowfall on the first day of spring. ♪ but the most beautiful thing i've ever seen