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: @cameronNewton #colinkaepernick protests because of the unjust murder of #keithlamontscott in North Carolina #injustice #outrage #speakout
This tweet contains emotions: 
anger