New York Times: Brazils army is deploying troops this month to the far reaches of the Amazon in a military exercise simulating a foreign invasion of the rain forest, focusing attention on sensitivity over sovereignty in a region rising in importance as a strategic pillar of Latin Americas largest economy. The troop mobilization, starting on Monday and called Operation Machifaro, points to a deepening of a central element of military doctrine in Brazil, which holds the defense of the Amazon as a top priority....