Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @usopen: In two sets, the 2x #USOpen single's champion, @Venuseswilliams continues her journey to R3.👏 @jpmorgan https://t.co/y7p2aNnA1T
" STOCK: JPMorgan DATE: 31/08/2017
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 -0.07142857142857142.