
More cell phone health warnings
February 23, 2011 6:49 AM
Erica Hill speaks with CBS News medical correspondent Dr. Jennifer Ashton about a new study that warns of the possible risks of using cell phones.
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New Series: Brooklyn DA
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Graphic video: knife-wielding suspect talks to camera
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Terrorism suspected in deadly attack near London barracks
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Survivors pulled from Okla. school hit by tornado
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Oklahoma tornado survivor: "Everything is gone"
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Okla. tornado survivor finds dog buried alive under rubble
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Behind the Scenes: Making of "Brooklyn DA" title sequence
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On IRS, Dem. congressman says special prosecutor may be needed
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Brooklyn DA: Opening Sequence
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February 23, 2011 6:49 AM
Erica Hill speaks with CBS News medical correspondent Dr. Jennifer Ashton about a new study that warns of the possible risks of using cell phones.
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