That's despite the fact that the Arizona senator finished third in the January caucuses behind Mitt Romney and Ron Paul.

NPR: Candidates Mine For Rural Votes In Nevada

John Edwards, the former North Carolina senator, who finished second in Iowa, was third in Tuesday's voting.

NPR: Clinton Surprises Obama in Tight Democratic Race

Edwards, now the former senator from North Carolina, has spent much of the intervening years in Iowa, where he finished second to Kerry in the '04 caucuses, and where he has built a strong organization.

NPR: Edwards Will Stay in Race Despite Wife's Cancer

Florida Senator Marco Rubio, who many political observers think has a strong shot to be a 2016 Presidential candidate, just finished a lengthy interview with GQ that you can read here.

FORBES: Why Marco Rubio Needs To Know That The Earth Is Billions Of Years Old

Growing up as the son of a Connecticut Senator, he was the youngest pilot in the Navy in 1943, and an authentic, highly decorated hero who finished a bombing run after his plane was hit, already in flames, and about to crash.

FORBES: How Does The Current Republican Ticket Compare To Reagan/Bush?