Stephen Linder’s lawsuit against the United States for malicious prosecution and intentional infliction of emotional distress — based on allegedly tortious conduct by the U.S. marshal for the Northern District of Illinois and several other federal employees — relied on an 11th U.S. Circuit Court of Appeals case that concluded the discretionary-function defense provided by Section 2680(a) of the Federal Tort Claims Act, or FTCA, doesn’t apply to assault, battery, false imprisonment, false arrest …