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Breakthrough

Bottles of antiretroviral drug Truvada are shown at Jack's Pharmacy on November 23, 2010 in San Anselmo, California. (Justin Sullivan / Getty Images)

San Francisco Anti-AIDS Groups Hail Drug, Worry About Cost

AIDS prevention advocates are hailing a pill newly shown to protect against HIV as a great tool for disease prevention.

CBS San Francisco–11/24/2010

Bottles of antiretroviral drug Truvada are shown at Jack's Pharmacy on November 23, 2010 in San Anselmo, California. (Justin Sullivan / Getty Images)

UCSF Scientists Report Big Breakthrough In AIDS Research

A pill already used to treat HIV infection turns out to be a powerful weapon in protecting healthy gay men from catching the virus, a global study found.

CONNECT WITH KCBS–11/23/2010

Caltrans crews working inside the Devil's Slide Tunnel. (CBS)

Breakthrough Moment for Devil’s Slide Tunnel Project

Construction crews broke through the other side of San Pedro Mountain on Friday, a milestone in the Devil’s Slide tunnel project.

CONNECT WITH KCBS–10/01/2010