Of all the rotten reasons not to execute Dzhokhar Tsarnaev, we'll give the booby prize to the one offered by Paul Raushenbush, a HuffPo religion editor and ordained American Baptist minister. On Melissa Harris-Perry's show today, Raushenbush imagined that in twenty years, Tsarnaev might become "a spokesperson for reconciling Islam with America. We don't know what this life is going to lead to." Anything's possible, but surely Tsarnaev's sentence should not be based on this sort of idle speculation. What made Raushenbush's argument particularly galling was his statement that "the idea of ending any life for any reason is for...