Analyze the tweet "@cameronNewton #colinkaepernick protests because of the unjust murder of #keithlamontscott in North Carolina #injustice  #speakout" and indicate which emotions from the list (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) are expressed. If no emotions are found, answer with "neutral or no emotion".
anger, disgust, sadness