Mexico city's pollution cloud

Thursday, May 16, 2019 - 4:05pm

2019_0516_02.mp3

A noxious layer of smog has hung over Mexico City for several days. Authorities have canceled school, banned high emission vehicles from the road and even moved an important semi-final soccer match to another city. The biggest advice: Stay indoors! Marco Werman speaks with reporter Emily Green about what's behind the high pollution levels.