The Brazilian Socialist Party plans to launch environmentalist Marina Silva as its presidential candidate next week, replacing party leader Eduardo Campos who was killed in a plane clash, a senior party official said on Saturday. The PSB, as the party is known, has agreed to rally around a Silva candidacy after she pledged to honor the party's program and its regional alliances, said Beto Albuquerque, a party congressman from the southern state of Rio Grande do Sul. "She will be the PSB … [Read more...]