Mealey's (June 8, 2018, 3:26 PM EDT) -- HONOLULU — Two customers of the Hawaiian-based restaurant chain Zippy’s filed a putative class action against the chain’s operator June 1 in Hawaii federal court, alleging negligence related to a recently announced breach of the Zippy’s payment system, which they say resulted in payment card fraud (Joshua Bokelman, et al. v. FCH Enterprises Inc., No. 1:18-cv-00209, D. Hawaii)....