Two people who led an independent review of the world's response to COVID-19 raised deep concerns today about the slow pace of vaccine donations by high-income countries to lower-income countries.In other developments, the World Health Organization (WHO) today released a list of 24 new tools—such solar-powered oxygen concentrators—that can help battle current and future pandemic threats.Vaccine deliveries far short of targetIn May, an independent panel tasked by the World Health Assembly to review the global pandemic response and recommend steps for improving it had a blistering assessment of the state of pandemic preparedness: that the current system is unfit for preventing another newly emerged pathogen from evolving into a pandemic.Their