Liz Halloran

With eyes on the presidential debate in New York, we decided to turn ours to the swing state of Nevada, where President Obama and GOP challenger Mitt Romney are battling mightily over the state's small but crucial trove of six electoral votes.

Polls show the race at a near dead heat in the Silver State, which was hit harder than any other by the recession, and still records among the highest unemployment and home foreclosure rates in the nation.

Tom Barnes is a 70-year-old retired grain farmer born in Ohio. He's the son of a school teacher turned farmer, and now himself the father of four, grandpa of eight.

It's clear that he adores his daughter, Becky Barnes, 30, and takes pride in describing how she's taken a piece of the big family farm south of Columbus and turned it into an organic vegetable operation by dint of hard work and sheer determination.

"It's an amazing project out there," he says. What he says distresses him, however, are her political leanings.

Barack Obama made history in Virginia four years ago when, on his way to winning the White House, he became the first Democratic presidential candidate to capture the state in more than four decades.

His surprisingly comfortable 53-46 percent win over Republican John McCain mirrored more closely than any other state the 2008 national result and provided potent evidence of demographic and economic changes that have been sweeping the Old Dominion.

It's more diverse, wealthier, better educated than ever before.