Swarms of locusts endanger East Africa's food supply | Learn the English phrase 'know-how'

In today's episode, we review the latest news on five previous topics: Hong Kong, the yellow vest protesters, Alex Trebek, Boeing, and Trump's challengers.Mentioned in this episode:Be an active learner with Plain EnglishAfter you listen to each episode, do the interactive quizzes and activities at PlainEnglish.com. You'll improve your listening, pronunciation, grammar, and vocabulary. Sign up for a free 14-day trial at PlainEnglish.com