More U.S. cities are considering opening "safe injection sites" where addicts can inject intravenous drugs under medical supervision. The goal is harm reduction, and there's strong evidence the practice saves lives. But is it legal?
Read MoreIn some states, people convicted of felonies lose certain rights -- notably, the right to vote. What's the legal justification for a practice that indefinitely suspends the civil rights of convicts, even after they've served their sentence?
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