DALLAS (CN) – The Thompson & Knight law firm fired a Dallas-based administrative manager Friday after he allegedly posted a threat on social media against businesses with Covid-19 face mask requirements that had references to a handgun and hollow point-bullets. Screenshots of the “no more masks” rant began appearing on Twitter Friday, with several users claiming it was authored by a Kevin Bain. Bain has worked since 2009 as the law firm’s document services manager, according to his Linkedin profile. Any business that tells me to put on a mask (Whole Foods on Lomo Alto) in Dallas will get told...