Code Red air quality for the DC region has been declared today, Thursday, June 29 due to smoke from wildfires in Canada. Area residents are encouraged to limit outdoor activities. Stay air quality aware: http://mwcog.org/aqi

If outdoor activities cannot be rescheduled, the EPA recommends limiting time outdoors, taking frequent breaks indoors in places where the air is clean, and choosing a mask that will protect you like an N95. https://www.airnow.gov/wildfires/when-smoke-is-in-the-air/ See