Determine the emotional tone of the following tweet: "@jccrocker #CharlotteProtest do u #wait 4 the facts #video or do u #hate now ask questions later #sad #protest #PoliceShootings #suggestions". Use the provided emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. Respond with the emotions you identify or "neutral or no emotion".
sadness