Lansing, Mich. (AP) -- The constitutional rights of more than 1,000 inmates serving life sentences in Michigan prisons have been violated ever since parole policies were toughened in the 1990s, a federal judge has ruled. U.S. District Judge Marianne Battani said the cumulative effect of the parole changes violates the Constitution's ban on laws being applied retroactively. She released her decision this week but has yet to decide what her ruling means for 1,000 to 1,200 Michigan prisoners sentenced before 1992 to life in prison with the possibility of parole. Since the early 1990s, the Michigan Parole Board has been...