Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: Protesters in Brazil are burning effigies of their President. He and some of his cabinet are under investigation for corruption. #sabcnews
This tweet contains emotions: 
anger, sadness