Matthew Duss

He allegedly was part of an incident in 2012 where several staffers at the center’s ThinkProgress website were condemned for using anti-Semitic tropes of Jews dominating politics and money.

“The two parties discussed the Trump administration’s ... destructive policies that undermine the prospects of peace and the Palestinian people’s inalienable rights to freedom,” in addition to the rejection of a U.S. visa for Ashrawi, according to a statement by the PLO.

“In a conversation on Facebook, I used some language that I see now was insensitive. Issues of allegiance and loyalty to one’s country come with painful history,” said Belén Sisa, Vermont Sen. Bernie Sanders’s national deputy press secretary.