Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: Who knew softballs could sting so bad? Jimmy Fallon has been under a lot of heat for his &amp;ldquo;softball&amp;rdquo; Donald Trump interview
This tweet contains emotions: 
anger, disgust, sadness