Donna's Law: A tool for preventing suicide

In any given year, suicide accounts for between 60-65% of all gun deaths in the United States (approximately 25,000). So far, three states have passed legislation called Donna's Law, which would allow people who fear that they may become suicidal to place themselves (voluntarily and confidentially) on a "do not sell" list, to block their purchase of a gun. Correspondent Susan Spencer looks at an innovative way to save lives.