Please analyze the tweet "@ajjaffe @MattMurph24 @nickspencer I was under the impression that stop and frisk was a concern to many in NYC. Didn't deBlasio rein it in?" and classify its emotional content. Choose from the following emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If no emotions are detected, respond with "neutral or no emotion".
anticipation, disgust, sadness, surprise