Task: Analyze the tweet's sentiment and assign it to either 'neutral or no emotion' or one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @Author_LB Awesome. My 9 yr old grandson runs cross country. No Simon Whitfield but still a lot of fun cheering him on.
This tweet contains emotions: 
joy, optimism