Mealey's (October 6, 2020, 8:32 AM EDT) -- SAN FRANCISCO — With a motion to stay a preliminary injunction of President Donald J. Trump's ban of the WeChat social media app still pending in California federal court, the president and the secretary of Commerce filed a similar emergency motion in the Ninth Circuit U.S. Court of Appeals on Oct. 2, arguing that the injunction improperly second guesses the executive branch's determination that the app presents a threat to national security (U.S. WeChat Users Alliance, et al. v. Donald J. Trump, et al., No. 20-16908, 9th Cir.)....