BOSTON (AP) — An ex-gangster who admitted killing 20 people was unemotional Monday when describing his line of work at the trial of his former partner, James "Whitey" Bulger, but called himself heartbroken when he learned that Bulger had become an FBI informant.

SYDNEY (AP) — Airborne laser technology has uncovered a network of roadways and canals, illustrating a bustling ancient city linking Cambodia's famed Angkor Wat temples complex.

By John Shiffman, Kristina Cooke and Mark Hosenball WASHINGTON (Reuters) - The FBI has used secret evidence obtained under the Foreign Intelligence Surveillance Act to prosecute at least 27 accused terrorists since 2007, according to a Reuters review of public records. While the recent spotlight has been on the use of the FISA law by the U.S. National Security Agency for surveillance programs following disclosures by former NSA contractor Edward Snowden, the FBI also makes extensive use of the law for domestic counterterrorism. ...

By Barbara Liston SANFORD, Florida (Reuters) - A white man with a chest-length gray beard wrote in a questionnaire for prospective jurors that he could keep an open mind about George Zimmerman's guilt or innocence but he failed to mention the $20 donation he made to the murder defendant's legal fund. The donation came to light in open court Monday under questioning by state prosecutor Bernie de la Rionda. "Don't you have a stake in this already?" Rionda asked the man. ...

By Chris Michaud (Reuters) - U.S. consumers are more satisfied with airlines in recent years but the industry still gets relatively low marks, mainly due to the onboard experience, according to a new customer poll released on Tuesday. The American Consumer Satisfaction Index, which surveys some 70,000 U.S. customers annually on more than 40 industries ranging from apparel and hospitals to banks and insurance, found only television and internet service providers ranked lower. ...

WASHINGTON (AP) — President Barack Obama defended top secret National Security Agency spying programs as legal in a lengthy interview Monday, and called them transparent — even though they are authorized in secret.

MINOT, N.D. (AP) — The chairman of the Joint Chiefs of Staff reassured hundreds of airmen Monday that recent nuclear weapons missteps at their North Dakota base would be corrected, but he didn't elaborate on the "failures of leadership" he blames for causing the problems.

By Susan Heavey WASHINGTON (Reuters) - Individual charitable giving in the United States grew almost 4 percent last year, while corporate donations rose at triple that rate, according to a report that shows donations by Americans to nonprofit groups mirroring the slow recovery of the larger economy. Overall, U.S. donations to bolster the arts, health, religion and other activities totaled $316.2 billion in 2012, a 3.5 percent increase from the $305.5 billion donated in 2011, according to the report, "Giving USA." That was just a 1.5 percent increase when adjusted for inflation. ...

By Stephanie Simon (Reuters) - The U.S. teacher training system is badly broken, turning out rookie educators who have little hands-on experience running classrooms and are quickly overwhelmed by the job, according to a report released Tuesday by the National Council on Teacher Quality. The review found "an industry of mediocrity," with the vast majority of programs earning fewer than three stars on a four-star rating scale - and many earning no stars at all. ...

DETROIT (AP) — In one of the biggest-ever showdowns between an automaker and the government, Chrysler on Tuesday is expected to file papers explaining its refusal to recall 2.7 million older Jeep SUVs that are at risk of catching fire in rear-end collisions.

By Ronnie Cohen SAN RAFAEL, California (Reuters) - An elderly California photographer charged with the slayings of four prostitutes dating back to the 1970s opened his own defense at his serial-murder trial on Monday, declaring to jurors, "I'm not the monster that killed these women." Joseph Naso, 79, who has admitted a penchant for taking erotic pictures of women and displayed dozens of such photos in court on Monday, stood stoop-shouldered in a blue suit and tie, his hands crossed behind his back, as he politely greeted the 12 men and women who will decide his fate. ...

OAKLAND TOWNSHIP, Mich. (AP) — Federal agents revived the hunt for the remains of Jimmy Hoffa on Monday, digging around in a suburban Detroit field where a reputed Mafia captain says the Teamsters boss' body was buried.

SANFORD, Fla. (AP) — Potential jurors' views on race were the focus of questioning Monday in the second week of jury selection for the Florida murder trial of George Zimmerman in the fatal shooting of Trayvon Martin.