New York City became the first in the nation to require chain restaurants to post an image of a salt shaker next to menu items that contain a high level of sodium. It's part of a national initiative to prevent heart disease by reducing salt in packaged foods and restaurants. But why is too much salt bad for our health and how do we cut back when it's in so much food? As Vivien Williams reports, monitoring salt intake can be tricky, especially going into the holidays.
Journalists: Video is available in the downloads. [TRT :58] Click here for the script.