Examine the tweet "Police Officers....should NOT have the right to just 'shoot' human beings without provocation. It's wrong.\n\n@ORConservative @MichaelaAngelaD" and determine which of these emotions are present: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If there are no identifiable emotions, reply with "neutral or no emotion".
anger, disgust, fear