Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @CWAUnion: Hey @ATT &amp; @Teleperformance, stop squashing labor &amp; human rights! I stand w/ workers fighting for a union… 
" STOCK: AT&T DATE: 28/02/2017
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 0.0.