Where a U.S. District Court mistakenly double discounted hours from an attorney fee calculation, the court committed reversible error.The 7th U.S. Circuit Court of Appeals affirmed in part and reversed in part a decision by U.S. District Judge Harry D. Leinenweber.Kenneth Baker lived with his wife Barbara, son Camden and minor daughter A.B. in a home in Chicago. Juanita Horton, Baker’s stepdaughter, sometimes visited the home but did not reside there.In the middle of a February night in 2010, Timothy Ghidotti rang …