So far, the search for Flight 370 has not turned up any sign of the missing plane. But if it is found in the area where searchers are looking, the next step will be to call in submarines to retrieve it. David Mattingly is in British Columbia's Horseshoe Bay to demonstrate one of the tools needed to cut through a tangle of debris on the ocean floor.
If Flight 370 is spotted in the depths of the Indian Ocean, high tech submarines will likely be sent in to retrieve it. David Mattingly is in Horseshoe Bay in British Columbia for a first-hand look at how a submarine's claw can pick up objects.
Aubrey 'Lee' Price is accused of embezzling millions of dollars. He reportedly wrote a letter saying he was planning to commit suicide, and was later officially declared dead. It turns out he is very much alive and now in FBI custody. David Mattingly has the latest twist in this story.
From speeding tickets to domestic disputes, George Zimmerman can't seem to stay out of the way of the law. David Mattingly traces Zimmerman’s legal woes since his acquittal in the Trayvon Martin murder trial.
Students fleeing an elementary school, after a man opens fire inside. Police say the suspect was armed with several weapons including an AK-47. He barricaded himself inside an office before surrendering to police without hurtinganyone. But there are serious questions about who the gunman is, why he would do this, and whether he also planted explosives nearby. CNN's David Mattingly has the latest from Decatur, Georgia.
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