As the U.S. restricts some travelers from entering amid an Ebola outbreak, experts warn that broader bans can have unintended consequences.
Video taken by a passenger shows the flight crew spraying insect repellent as the mosquitoes buzzed around the cabin.
The low air quality and smoke conditions have led to a ground stop at LaGuardia Airport on Thursday morning.
The FAA is slowed traffic in and out of LaGuardia and Newark airports due to the smoky conditions on Wednesday.
Here's what to know about the Air Quality Index and what the numbers mean.
Biden himself offered no explanation -- or reassurance -- to the public.