Task: Evaluate the tweet for emotional cues and classify it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that indicate the tweeter's state of mind.
Tweet: Flight 815 crashed on The Lost Island 2004 #lost @JoshuaJThurston
This tweet contains emotions: 
sadness