U.S. President Donald Trump delivers a speech during a visit to the Fujifilm Diosynth Biotechnologies’ Innovation Center, a pharmaceutical manufacturing plant where components for a potential coronavirus disease (COVID-19) vaccine candidate are being developed, in Morrrisville, North Carolina, U.S., July 27, 2020.

Carlos Barria | Reuters

The hunt is on for a vaccine for Covid-19, which has killed more than 600,000 people.

The current frontrunners include an mRNA vaccine from Moderna; a candidate vaccine from AstraZeneca and Oxford University; a Chinese vaccine from the military and biotech company CanSigo Biologisc; and an mRNA-based vaccine from German company BioNTech and Pfizer.

While a candidate could be approved this year, it remains to be seen whether the vaccine will confer temporary or long-term immunity, or how many doses will be required, as doubling the number of jabs could complicate worldwide immunization efforts.

But bioethicists and public health experts all agree that manufacturing doses for 8 billion people quickly is an insurmountable challenge. 

So someone will have to decide who should get the vaccine first — and why. 

In the United States, committees have begun to form to discuss this tricky issue. An advisory committee of external health experts is

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ST. LOUIS — Haley Organ thought she had everything figured out. After graduating from a small private college just outside Boston, she earned her master’s degree, entered the workforce and eventually landed a corporate job here as a data analyst.

Life seemed to be going as planned until the national retailer that Organ worked for announced furloughs during the coronavirus pandemic. After nine weeks of mandatory leave, the 35-year-old was laid off. The company gave her a severance package and put an expiration date on her health insurance plan.

“I haven’t slept the whole night since about March,” Organ said earlier this summer. “I can’t turn my brain off, just worrying about everything.”

Organ filed for unemployment, adding her claim to more than 40 million others nationwide since the pandemic took hold in mid-March, according to the Department of Labor. That’s about 1 in 4 U.S. workers. As a result of the unemployment crisis, millions of people lost access to their private health insurance plans at a time when they might need it most.

Medicaid, the federal and state health insurance program for

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