Smoke from Canadian Wildfires Disrupts Sports in U.S. Northeast

MLB postponed games in New York and Philadelphia while National Women's Soccer League and WNBA also called off games.
NYRA canceled live racing at Belmont Park in New York.
The MLB Washington Nationals postponed their game against the Arizona Diamondbacks in Washington, D.C.
Air quality reached hazardous levels in some areas due to smoke from Canadian wildfires wafting into the U.S.
The poor air quality and hazardous conditions are expected to persist into the weekend, threatening more disruptions.