PBS NewsHour: How Trayvon Martin Case Could Affect 'Stand Your Ground' Laws Across U.S.
A grand jury will not investigate the death of Trayvon Martin -- the unarmed black teenager shot in a gated community in February, a special prosecutor said Monday. Gwen Ifill and Daniel Webster of Johns Hopkins' Center for Gun Policy and Research discuss the case's potential effects on other states' "stand your ground" laws.
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