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Brian Todd reports on what safety experts say about high-speed rail: how fast is too fast?
A heartbroken father and several friends talk about an American woman killed in a deadly train accident in Spain.
CNN's Brian Todd compares Zimmerman trial jurors' takes on the case.
Some retailers are refusing to sell Rolling Stone because it put Boston bombing suspect Dzhokhar Tsarnaev on its cover.
CNN's Brian Todd has the latest on the arrest of a suspected Mexican drug kingpin.
Brian Todd reports on the Zimmerman jurors: how long will their anonymity last, what happens if it's broken?
RELATED STORY: Juror: 'No doubt' that George Zimmerman feared for his life
Brian Todd profiles George Zimmerman's defense attorneys, Don West and Mark O'Mara.
RELATED STORY: Judge: Zimmerman jurors can consider manslaughter charge
CNN's Brian Todd describes techniques that could help you survive a plane disaster.
CNN's Brian Todd reports on the role Trayvon Martin's parents have played in the case against George Zimmerman.
Brian Todd reports on a government audit that says the U.S. Park Police lost track of hundreds of their guns.
RELATED STORY: Hundreds of Park Police guns unaccounted for, report says