(May 1, 2018, 3:47 PM EDT) -- BRIDGEPORT, Conn. — A Connecticut federal judge on April 30 certified to the state high court a question that asks what constitutes a “substantial impairment of structural integrity” such that the policy’s collapse provision would apply to the loss (Steven Karas, et al. v. Liberty Insurance Corp., No. 13-1836, D. Conn., 2018 U.S. Dist. LEXIS 71844)....