Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: #Spina #Bifida a #neural #tube #birth #defect where the #nervous #system &amp; #spinal #cord do not fully develop #raredisease #June #awareness
This tweet contains emotions: 
fear