Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: We can't even grieve over one black body before another one pops up due to pig brutality
This tweet contains emotions: 
anger, disgust, sadness