Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "@espn @exxonmobil It's a powerful story @espn, but why let @exxonmobil Greenwash their image? Climate change aside,… https://t.co/ccKLrzdT4o

" STOCK: Exxon DATE: 27/10/2018
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 1 and the TextBlob polarity score is 0.3.