Officials gave an update Wednesday on the investigation into the Brown University shooting. CBS News' Katrina Kaufman and Anna Schecter have the latest.
More than 160 people in South Carolina are under quarantine as the state battles a growing number of measles cases. Dr. William Schaffner, professor of infectious disease at Vanderbilt Medical Center, joins CBS News to discuss.
In several zoomed-in videos police say were captured on the East Side of Providence approximately two hours before the shooting, a person of interest is seen walking on a sidewalk and looking around.
