Task: Analyze the tweet's sentiment and assign it to either 'neutral or no emotion' or one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @KeithRothfus Your silence=complicity. Obviously you have no problem with Russian interference. #sad #russianhacking #treason
This tweet contains emotions: 
disgust, sadness