United Airlines

The suspect was arrested at the Boston Logan International Airport after allegedly tampering with a side door and the emergency slide, and later allegedly lunged at a flight attendant.

The profession is overwhelming white and male. As baby boomers retire, airlines seek to knock down barriers for women and people of color to refill the pilot ranks.

The backlog is even worse than it was on Christmas Eve, with 2,521 flights canceled worldwide, according to Flight Aware.

A federal judge ordered United Airlines to temporarily halt its plan to remove unvaccinated employees seeking a religious or medical exemption from the company payroll.

Workplaces with vaccine mandates are seeing vaccination rates of 90% or higher. A complex mix of factors, including job security, is driving most workers to get the shots.

Citing "incredibly compelling" evidence that COVID-19 vaccines are safe and effective, United CEO Scott Kirby announced the policy change on Friday. It will affect the carrier's 67,000 U.S. employees.

Companies and local governments — in what is perhaps a mix of commercial interest and civic-minded altruism — are offering prizes to encourage vaccination. United Airlines is the latest to do so.

A Hawaii-bound United Airlines flight was forced to make an emergency landing at Denver's airport after experiencing an engine failure shortly after takeoff. There are no reports of injuries.

"To our departing 13,000 family members: thank you for your dedication and we look forward to welcoming you back," United told employees, as CARES Act payroll aid was set to expire.

A pilot program on flights from San Francisco to Hawaii would give on-the-spot tests for the virus that causes COVID-19. Travelers who test negative would not be required to quarantine upon arrival.