Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @Reuters: Turkey, Russia sign deal on supply of S-400 missiles: media https://t.co/VCLxBgQc3o https://t.co/yIKF5IDUxF
" STOCK: Reuters DATE: 29/12/2017
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.