Determine the sentiment of the tweet "Listening to these refugee children, barely a decade old, describe the horrific acts they were forced to commit is terrifying. #DatelineSBS" by categorizing it into one of the following emotional states: 3: very positive emotional state can be inferred, 2: moderately positive emotional state can be inferred, 1: slightly positive emotional state can be inferred, 0: neutral or mixed emotional state can be inferred, -1: slightly negative emotional state can be inferred, -2: moderately negative emotional state can be inferred, -3: very negative emotional state can be inferred.