Barack Obama, Raul Castro speak by phone ahead of historic encounter at Americas summit
President Barack Obama and Cuban President Raul Castro moved toward a groundbreaking meeting on the sidelines of the Summit of the Americas Friday in what would be a remarkable display of reconciliation between two nations with the leadership of the Western Hemisphere gathered around them. The powerful symbolism of a face-to-face exchange Saturday between the two leaders could signal progress even though both sides are still working through nettlesome issues that would lead to the opening of embassies in Washington…