1. Michael Moore's documentary, "Bowling for Columbine," is a powerful mix of humor and tragedy. He explores the culture of violence in an America traumatized by terrorism, teenage killers and economic inequality and focuses on America's gun culture, an exploration provoked by the Columbine High School massacre in Littleton, Colorado, on April 20, 1999. According to Mr. Moore, there is something wrong with America. He presents startling facts in every topic he goes into. For example 11,000 Americans are killed by guns each year, and this digit is higher than Germany, Japan, and especially Canada combined. Mr. Moore tries to answer his question of what is causing this problem of why America still poses a discreet mystery on its civil war.…