Determine the emotional tone of the following tweet: "The Zika #Hoax Files: DEET is part of a binary chemical weapon targeting your brain: #Toxin  #neurological #USCitizens #Insect #mammal". Use the provided emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. Respond with the emotions you identify or "neutral or no emotion".
fear, sadness