(October 5, 2015, 12:48 PM EDT) -- BOSTON — Efforts by class action plaintiffs to establish that Philip Morris USA Inc. (PM) could have promoted e-cigarettes as a safer alternative design to a conventional cigarette were rejected Oct. 2 by a Massachusetts federal judge, who instead found that an e-cigarette “is not a cigarette, under any generally accepted definition” (Kathleen Donovan, et al. v. Philip Morris USA Inc., No. 1:06cv12234, D. Mass.)....