Japan tsunami debris: How scientists track it

Fluffy cows at Lautner Farms in Adel, Iowa, have become a worldwide sensation after a photo was posted on Reddit. KCCI's Vanessa Peng reports.

The classic word game is more popular than ever, with more than 120 million copies. Recently, Mad Libs returned to its roots, releasing a version for grown-ups. Mo Rocca reports.

Arabella Bowden, executive editorial director of Fodor's, discusses the best weekend getaways for this summer with the "CBS This Morning" co-hosts. This season, she says, it's all about affordability and proximity.

Westfield, one of the biggest players in the mall business, is looking to design a mall of the future and is betting big on airport shopping. Peter Lowry, co-chief executive officer of Westfield Group, discusses plans for a re-vamped retail area at the Los Angeles International Airport with the "CBS This Morning" co-hosts.

During her tour of Israel, Barbra Streisand addressed the issue of discrimination toward women by ultra-orthodox Jews.

The search for Jimmy Hoffa continues, and though no body has been found yet, ex-mobster Tony Zerilli insists he knows how Hoffa died and where he's buried. CBS News' Elaine Quijano reports.

John Martorano, known as "the executioner," heads into his third day on the stand in the trial of reputed mob boss James "Whitey" Bulger. CBS News legal analyst and commentator Rikki Klieman discusses the case with the "CBS This Morning" co-hosts.

Aaron Hernandez, a tight end with the New England Patriots, was questioned for hours by police in Massachusetts who are investigating a possible homicide. A body was found not far from Hernandez's home. Bree Sison, of CBS Boston station WBZ, reports.

Luxury vehicles are a big target for car thieves. Bill Whitaker reports on how law enforcement is using technology to target the international theft ring that specializes in smuggling luxury cars.

CBS News senior correspondent John Miller, a former assistant director, discusses thwarted terror operations, the NSA's surveillance program, and what's next for the NSA leaker, Edward Snowden.

Congress will learn more about how secret surveillance helped prevent terror attacks. But recently, the director of the National Security Agency went public, explaining how over 50 of plots were stopped. Bob Orr reports on the latest effort to boost support for the controversial spying program.

Afghan president Hamid Karzai has announced he is suspending security talks with the U.S., due to Afghan officials' concerns about planned peace talks between the U.S. and the Taliban. Just hours after announcing their intention to engage in the talks, the Taliban took responsibility for killing 4 American soldiers. Charlie D'Agata reports.