Former national security advisor Susan Rice called a Chinese diplomat a "racist disgrace" in a tweet Monday. "You are a racist disgrace. And shockingly ignorant too. In normal times, you would be PNGed for this, Ambassador Cui, I expect better of you and your team. Please do the right thing and send him home. " Rice tweeted in reference to Lijian Zhao, a diplomat posted in Islamabad. In a now-deleted tweet, Zhao said that if “you’re in Washington, D.C., you know the white never go” to the southeastern part of the U.S. capital. "PNGed" refers to being designated as a...