Voters from Mexico's ruling conservative party selected their first woman presidential candidate on Sunday, choosing a former education minister to battle the opposition's nominee, who has a big lead in the polls. National Action Party (PAN) voters threw their support behind former party congressional leader Josefina Vazquez Mota, pushing aside Ernesto Cordero, a close ally of President Felipe Calderon. Jose Espina, who organized the vote, announced Vazquez Mota was ahead with 55 percent support with around 87 percent of the votes counted, more than enough to secure the party nomination. Cordero came in second with 38 percent. National polls show...