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Are there limits to free speech?
According to officials, Boston terror suspect Usama Rahim, who was shot dead by FBI agents Tuesday, discussed fantasies to behead Pamela Geller in a recorded phone conversation. Boston.com's Hilary Sargent, The Washington Post's Jonathan Capehart, The Daily Beast's Dean Obeidallah and Suzanne Nossel of the PEN American Center join to discuss.