Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "@ATT I've got AT&amp;T Fiber, and it has been down since Tuesday. :-(

" STOCK: AT&T DATE: 01/09/2018
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 -0.1555555555555556.