When Did The Media Start Covering The Opioid Epidemic?

The opiod epidemic first attracted substantial media attention in early 2016, peaking in 2017 and declining towards the beginning of 2018, though it has seen a resurgence in 2019.

The timeline below shows airtime on CNN, MSNBC and Fox News devoted to the crisis, using data from the Internet Archive's Television News Archive:

Live Version.