Chill Greta, Chill: Trump after Thunberg named TIME's Person of the Year

US President Donald Trump on Thursday tweeted that 16-year-old climate activist Greta Thunberg "must work on her Anger Management problem". Trump responded to a tweet that congratulated her after she was named as 2019 Person of the Year by the TIME magazine. She should "go to a good old fashioned movie with a friend! Chill Greta, Chill!" Trump further wrote.