Mealey's (April 12, 2018, 12:48 PM EDT) -- MIAMI — An all-risk commercial property insurance policy does not provide coverage for property damage to a building that occurred gradually over an extended period, a Florida federal judge ruled April 10, noting that insureds knew of the gradual deterioration before the date they allege the collapse occurred (The S.O. Beach Corp., et al. v. Great American Insurance Company of New York, No. 17-22254, S.D. Fla., 2018 U.S. Dist. LEXIS 60235)....