A new USA Today/Gallup poll taken shortly after the Sandy Hook massacre shows 58 percent of respondents saying they now favor stricter gun laws, up from 43 percent in October 2011.
Per capita ownership of firearms in the US has doubled since 1968.
Doing Good
What happens when ordinary people decide to pay it forward? Extraordinary change...
Estela de Carlotto has spent nearly 34 years searching for her own missing grandson.
Estela de Carlotto hunts for Argentina's grandchildren 'stolen' decades ago
Estela de Carlotto heads the Grandmothers of Plaza de Mayo, who seek to reunite children taken from their mothers during Argentina's military dictatorship with their real families.
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