(February 16, 2016, 12:40 PM EST) -- WILMINGTON, Del. — Because Pennsylvania law applies to a coverage dispute regarding underlying coal dust claims, a continuous trigger of coverage must be applied to the underlying coal dust claims, a Delaware judge said Jan. 22, noting that a continuous trigger for coal dust injuries is the law in Pennsylvania (Mine Safety Appliances Co. v. AIU Insurance Co., et al., No. N10C07241, Del. Super., New Castle Co.; 2016 Del. Super. LEXIS 64)....