Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @MorganStanley: Morgan Stanley’s Chief U.S. Economist says U.S. GDP growth will likely hit 3.0% in 2018. Will 2019 be a repeat performan…" STOCK: nan DATE: nan
Sentiment: (Provide sentiment here)
Explanation: The tweet sentiment is related to the stock mentioned, and it's important to interpret the context. The LSTM polarity score is nan and the TextBlob polarity score is nan.