Defiant Rousseff says Brazil's democracy on trial with her

By Anthony Boadle BRASILIA (Reuters) - A defiant President Dilma Rousseff warned on Monday that her conservative opponents were trampling on Brazil's democracy by using trumped-up charges to oust her and roll back the social advances of 13 years of leftist rule. Presenting her defense at an impeachment trial in the Senate, Brazil's first female president said the economic elite had sought to destabilize her government since she narrowly won re-election to a second four-year term in 2014. Roussef