Washington Post: “With the Democratic primary only days away, Washingtonians are wading through a last barrage of mass campaign mailings and television and social media ads as they prepare to elect new leaders to manage a mountain of political and economic challenges, the magnitude of which the city has not faced in more than a generation.”“Adding to the uncertainty, residents are making their choices in a new way this year, with the city inaugurating ranked-choice voting, allowing voters to list in order of preference as many as five candidates for mayor and a slew of other offices.”