The convicted crack dealer authorities said mistakenly gunned down a Northeastern University coed four years ago told a federal judge in 2010 during sentencing on an unrelated drug charge that he wanted taxpayers to foot the bill for education to make him a teacher while behind bars. “I think he lives in another world,” said Nicholas Payne, whose daughter, Rebecca Payne, was in her Mission Hill apartment when she was shot to death on May 20, 2008. When Cornell Smith was sentenced in January 2010, he told a judge he hoped the government would “help me out as in grants”...