WASHINGTON — Charges have been dropped against the remaining defendants arrested in the wake of violent protests on Inauguration Day 2017. The U.S. Attorney’s Office for the District of Columbia said in a statement Friday that they believe “evidence shows that a riot occurred on January 20, 2017, during which more than $100,000 in damage was caused,” and that 21 people have pleaded guilty for their actions that day, including one felony. “In light of the results in the cases brought to trial, however, the U.S. Attorney’s Office has now moved to dismiss charges against the 39 remaining defendants in...