WASHINGTON — The man accused of ramming a U-Haul truck into barriers near the White House earlier this week isn't a U.S. citizen, authorities said Wednesday. Sai Varshith Kandula, a 19-year-old from suburban St. Louis, wore an orange jail-issued jumpsuit in his brief courtroom appearance — his first since the Monday incident — when prosecutors requested pre-trial detention. A government prosecutor told the court that Kandula is not a citizen or lawful permanent resident. But later on Wednesday, a Department of Justice official clarified the open-court remarks and said Kandula does hold a green card for lawful, permanent U.S. residency....