How has the phrase "flatten the curve" been covered on television news? The timeline below shows total mentions of it across CNN, MSNBC, Fox News and BBC News London since the start of the pandemic, showing it bursting in the news around March 12, 2020, then collapsing a month later on April 13, 2020. A second wave of mentions appeared in June 2020, but since the start of 2021 the phrase has largely disappeared from television news.