Among post-9/11 combat veterans, more than half (52%) say they had emotionally traumatic or distressing experiences during their military service.

Americans are almost evenly divided in their opinion of the 2010 health care law, with 47% in favor of it and 45% against it.

A growing number of Republican and Republican-leaning voters are concerned that the extended GOP primary campaign will be a bad thing for the Republican Party this year. A month ago, 55% of people viewed it as a good thing for the party; now, 47% hold that view.

About a quarter (24%) of young adults ages 18 to 34 have temporarily moved in with their parents in recent years as a result of the lackluster economy.

About two-thirds (67%) of parents say their children should have to become financially independent by the age of 22, down significantly from the 80% of parents who held that view in 1993.

About two-thirds (68%) of internet users disapprove of search engines and websites tracking their online behavior for the purpose of ad targeting.

Although unpopular at the time, a majority of Americans (56%) now say that loans made to General Motors and Chrysler in 2009 to help them avoid bankruptcy have been mostly good for the economy.