(January 31, 2018, 1:43 PM EST) -- WASHINGTON, D.C. — A Florida trial court’s exclusion of an assault defendant’s expert testimony on human factors in responding to a threat should be vacated because the ruling cost the defendant any chance he had at acquittal, he tells the U.S. Supreme Court in a Jan. 18 petition for a writ of certiorari (John Chiarenza v. State of Florida, No. 17-1012, U.S. Sup., 2018 U.S. S. Ct. Briefs LEXIS 209)....