Mealey's (April 13, 2020, 1:35 PM EDT) -- SAN FRANCISCO — Plaintiffs in the multidistrict litigation against e-cigarette maker Juul Labs Inc., tobacco manufacturer Altria Group Inc. and other vaping businesses on April 10 filed proposed amended personal injury and class action master complaints in the U.S. District Court for the Northern District of California with new claims that Juul and Altria violated antitrust laws and new allegations that e-cigarette users are more susceptible to the novel coronavirus (In Re: Juul Labs, Inc., Marketing, Sales Practices, And Products Liability Litigation, No. 19-2913, N.D. Calif.)....