Service members are generally screened before, during and after deployment. But the Army lacks reliable diagnostic tools, according to former Vice Chief of Staff Gen. Peter Chiarelli. He says what the recent attack on Afghan civilians proves is "just how much we don't know."

At the height of the housing crisis, low-income Americans had many opportunities to buy a home with the help of subprime mortgages, which proved to be disastrous. But those battered by the crisis continue to find paths to home ownership, despite financial disincentives.

To help our readers get in the mindset for two weeks of news from the U.S. Supreme Court, we've prepared a special crossword puzzle, inspired by the reporting of NPR's legal affairs correspondent, Nina Totenberg.

There is still only sketchy information available about Staff Sgt. Robert Bales' recent experience in Afghanistan, but five years ago in Iraq, he was considered an excellent and upbeat soldier. Bales is suspected of killing 16 unarmed Afghan civilians.

Staff Sgt. Robert Bales' commanding officer once recommended him for a medal of valor after a major battle in Iraq. Bales is being held at Fort Leavenworth in Kansas, accused of killing 16 Afghan civilians last week.

More than a decade after a Pakistani immigrant was killed by a self-confessed racist seeking revenge for 9/11, the murdered man's family is being naturalized. It's been a grueling trip for the murder victim's family; it took years and a rare private relief bill shepherded by Rep. Rush Holt, D-N.J., to ensure the Hasan family's residence in the United States. NPR's Elizabeth Fiedler reports.

Former Rutgers student Dharun Ravi, accused of using a webcam to spy on his gay roommate's liaisons, has been convicted charges of invasion of privacy and bias intimidation. Weekends on All Things Considered host Guy Raz speaks to University of Maryland law professor Danielle Citron about the case and what it means for the future of harassment law.

John Demjanjuk, the retired U.S. autoworker convicted on 28,060 counts of being an accessory to murder, died Saturday at the age of 91. Demjanjuk died a free man in a nursing home in southern Germany, where he had been released pending his appeal.