Examine the tweet "Another grim &amp; compelling news report by @Nawalf on the blockade of aid to the starving in #Yemen #BBC #dosomethingpoliticans" and determine which of these emotions are present: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If there are no identifiable emotions, reply with "neutral or no emotion".
disgust, sadness