Jennifer Ludden

When his teenage son ventured into social media, Virginia father Mike Robinson wanted to make sure he could keep tabs on him. Robinson works in IT, so he rigged a surveillance system that works no matter what kind of device either of them is on.

"It's sort of like a version of remote desktop that enables you to run the program kind of silently in the background," Robinson says.

One day, checking in from his iPhone, Robinson discovered that his son had come across an adult meet-up site on Facebook.

In a red brick rambler in a Maryland suburb of Washington, D.C., Onether Lowery begins her daily shift as a caregiver. She skillfully helps 86-year-old Rosalie Lewis into her electric wheelchair, holding her from the back, then bending over to ease her down.

It's an impressive feat: Lowery herself is 80 years old.

"My mother, she was 89 when she passed away," Lowery says. "I took care of her and I just fell in love with older people. I get along with them very well."

The home care workforce — some 2.5 million strong — is one of the nation's fastest growing yet also worst paid. Turnover is high, and with a potential labor shortage looming as the baby boomers age, there are efforts to attract more people to the job.

One topic you don't hear much about from Republican presidential nominee Mitt Romney is climate change. Like so much else, it's become politically divisive, with polls showing Republicans far less likely to believe in it or support policies to address it.

But two new groups aim to work from within, using conservative arguments to win over skeptics.

Newly released census figures show a long-standing and glaring contrast: A third of families headed by single mothers are in poverty, and they are four times more likely than married-couple families to be poor. The disparity is on the rise, and as the number of single mothers grows, analysts are debating if more marriages could mean less poverty.