Kate Gosselin being photographed allegedly spanking her 5-year-old daughter Leah -- what happened again? -- turned up the heat on the endless parental debate: Should you spank your kids or not?

Here's the photo that put the mom of TLC's "Jon & Kate Plus 8" on the defensive and got parents fired up. According to In Touch magazine, Kate gave a warning before darting over to deliver the punishment. What did she reportedly say to Leah?

We searched Bing for more information about spanking.

Who says it's OK? In a 2007 survey of 1,000 adults, the vast majority approved spanking. What percentage? Ten years earlier, a nationwide survey of 3,000 American adults startled child advocates with the percentage of adults who think it's OK. What percentage approved it in that survey?

Laying down the law: In some nations, it's illegal for parents to spank their children. This European country started the trend. Spanking children is legal in the United States, but in recent years, efforts have been launched in two states to ban it. Which states?

Not a win-win: Why do people spank their kids? Sometimes the answer is mind-boggling. In Cincinnati, poor video-game playing allegedly led to the spanking of a 6-year-old boy. Get the full story.

Spanking leads to spanking? Do spankers become spankers when they grow up and have kids of their own? Not necessarily. Find out which film star-turned-politician says he got smacked when he was a kid but never spanks his own children.

Reel spankings. Notable big-screen spankings include this one from the 1950s. And this young actress got a spanking at the end of the credits for a movie that won her an Oscar nomination.

Weigh in. What do you think about spanking? There are plenty of Internet polls on the subject. Take one.