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A man alleged by the government to be the leader of the hacker collective Lulzsec has pleaded guilty to undertaking cyber attacks against companies such as Paypal, eBay and MasterCard.

Reuters reports:

"Hector Xavier Monsegur, known as 'Sabu,' was charged with 12 criminal counts of conspiracy to engage in computer hacking and other crimes in court papers in Manhattan federal court.

"The charges were filed via a criminal information, which means the suspect has likely been cooperating with the government."

When checking into a hospital, patients naturally worry whether their visit will go well. But leaving the hospital safely can sometimes present an even trickier challenge.

Patients are going home sooner and sicker than ever before. And without clear and comprehensive instructions about what to do after a hospital stay, they may wind up back in the hospital, or worse.

A new report from the Education Department finds that minority students receive much harsher punishment than their white counterparts. The report finds that more than 70 percent of cases referred to police in school-related issues involved black or Hispanic students.

The AP reports:

Iran's semi-official Fars News Agency is reporting that the country is ready to allow United Nations nuclear inspectors into a military complex, where the West suspects Iran is undertaking secret nuclear work.

In some states, polls are already open this morning. It's Super Tuesday and 10 states are scheduled to hold nominating contests. At stake are 437 delegates.

Rebekah Speight spotted the familiar profile on a McNugget left on her child's plate. After stashing it in the freezer for three years, she auctioned it off on eBay. Her church's summer camp will benefit from the winning $8,000 bid.

Navy Secretary Ray Mabus says he wants personnel to adapt to the 21 century. He announced the Navy will give sailors breathalyzer tests and drug tests before they report to duty on a ship. The Marines will adapt a similar program next month.

NPR's Dan Charles has been looking into the problem of weeds that America's most widely used weed-killer won't kill anymore. It's a sneak preview of a story that will air later this week.