Attorney General Ken Paxton is doubling down on his legal battle with pharmaceutical giant Pfizer, Inc., pushing forward with an appeal after a federal district judge tossed out his lawsuit alleging the company made false claims about its COVID-19 vaccine. Paxton filed a notice of appeal today, resolute in his contention that Pfizer not only misrepresented the safety and efficacy of its vaccine but also engaged in censorship by collaborating with social media platforms to silence criticism.