How has Covid-19 testing been covered on television news? The timeline below shows total mentions of testing across CNN, MSNBC, Fox News and BBC News London since the start of the pandemic, showing mentions taking off towards the end of February 2020 and accelerating sharply in March, dropping during the George Floyd protests, picking back up and then largely fading in 2021 on US channels, even as it remained elevated on BBC News. The rise of the Delta variant did not lead to a surge in mentions of testing, while the rise of Omicron has lead to a substantial increase.