The use of tear gas to control crowds has soared in recent years. But researchers say most of what we know about its health effects is based on old data, and that there is no meaningful oversight. (Aug. 6)
AP Domestic, USA Today: Nation
Wed, 08/05/2020 - 9:16pm
The use of tear gas to control crowds has soared in recent years. But researchers say most of what we know about its health effects is based on old data, and that there is no meaningful oversight. (Aug. 6)