Mamdani releases records on toxic air in New York after 9/11 attacks

Just days before the 25th anniversary of the September 11, 2001 attacks, New York City has released a trove of previously undisclosed documents suggesting government efforts to downplay – or even mislead – residents about dangerous air quality following the attacks.

At a news conference on Tuesday, Mayor Zohran Mamdani announced the publication of 170,000 pages concerning health issues following...