Every year, thousands of families gather in school gymnasiums and auditoriums across the country to enter a drawing, one they believe will make the difference between success and struggle.These lotteries are how charter schools decide who their students will be; the experience can be quite dramatic.

As each name is revealed, many winning families can't help but cry out, relieved that they've beaten the odds, convinced that great things are now in store for them.But just a few feet away from these joyful celebrations, there are tears. Students -- some still in kindergarten -- sob with their parents as they realize their hopes have been dashed.These gut-wrenching scenes play out in "Waiting for 'Superman'" and "The Lottery," two new documentaries that put a harsh spotlight on America's public education system and have sparked nationwide debate on what education solutions are needed. [Read the full article]

Editor's note: In "The Sweep," CNN dives deep into issues making news and explores why they're in the headlines.Chicago, Illinois (CNN) -- With his party's control of Congress teetering on the brink of disaster, an unpopular president decides in the final days to roll out his best asset: his wife, whose own approval ratings soar 20 percentage points higher than his.And she graciously agrees to take one for the team, stumping for candidates in this city and at stops all across the country despite her aversion to the rough and tumble of campaigns."You know, politics really is a family business," the first lady says at a fundraising luncheon in Illinois. "Everyone gets involved, whether they want to or not. It's just a fact of life."Nope, it was Laura Bush who campaigned here four years ago for a House GOP candidate as part of a few dozen political events she did that summer and autumn. [Read the full article]

(CNN) -- New research shows that managers can benefit from bringing values into the workplace, as long as they do it right.A study of CEOs and their middle management in China found that employees were happier, and more likely to stay at a company, if their leaders clearly indicated social values -- but also followed through in their private actions.The study of CEOs and their underlings' happiness was carried out by W. P. Carey School of Business Management Professor Anne S. Tsui, Ping Ping Fu of the Chinese University of Hong Kong, Jun Liu of Renmin University of China, and Lan Li of Chinese Entrepreneur Survey System.Over the course of five years, Tsui and her collaborators studied CEOs and their subordinates at 42 companies in China. They asked both groups about the CEOs' perceived values, and measured middle managers' commitment to the company or likelihood of jumping ship. [Read the full article]

(Mashable) -- The Gay & Lesbian Alliance Against Defamation (GLAAD) has teamed up with Facebook to reduce the amount of hate speech and anti-gay bullying that goes on around the internet.Members of the gay community reached out to GLAAD recently when a Facebook page created to remember the victims of anti-gay bullying who had committed suicide was flooded with hateful, violent and derogatory remarks and images.Fortunately, GLAAD was able to work with Facebook to remove the content, and this organization's work with Facebook has just begun.Recently, tragic events that included the use of technology to shame and harass a college student, Tyler Clementi, because of his sexual preference led to Clementi's suicide.And this sad news came just a couple weeks after 15-year-old Billy Lucas committed suicide after being tormented by other young people about his sexuality. [Read the full article]