This article was first published by the Forward . Sign up here to get the latest stories from the Forward delivered to you each morning. In response to Pennsylvania GOP gubernatorial nominee Doug Mastriano’s distancing of himself from Gab, after he was widely criticized for his embrace of the antisemitic social media platform, Gab users have stepped up their antisemitic postings — including death threats and calls for violence against Jews — a new report showed. Mastriano, a state representative and leader of the “Stop the Steal” movement aiming to overturn the results of the 2020 presidential election, is running...