Open this photo in gallery: A woman walks past campaign boards for the upcoming parliamentary elections in Paris, on June 27. Voters will choose lawmakers for the National Assembly in two rounds on June 30 and July 7.Christophe Ena/The Associated Press Voters across mainland France were casting ballots Sunday in the first round of exceptional parliamentary elections that could put the government in the hands of nationalist, far-right parties for the first time since the Nazi era. The outcome of the two-round elections, which will wrap up July 7, could impact European financial markets, Western support for Ukraine and how...