For Rubio, real estate deals marred personal finances

During Marco Rubio's first year in the Florida Legislature in 2000, the 29-year-old lawmaker filled out the required forms detailing his personal finances. On the line listing his net worth, Rubio wrote: "0."

Since then, he has risen to lead the state House as speaker, won election to the U.S. Senate and earned at least $4.5 million at a series of six-figure jobs and by writing a best-selling memoir. Yet his net worth has improved only modestly.

Like many Americans in the days since the recession, Rubio and his family - he has four children - have struggled in the housing market.

Factor in some questionable moves with money and a hefty load of student loans, and it's cle