Human rights group said in a new report that US President Joe Biden was expected to outline a pledge at the UN General Assembly to fully vaccinate 70 percent of the world's population by next September
The dollar index, which measures the currency against six rivals, edged up 0.05% to 92.867 after dropping to 92.801 overnight for the first time since Aug. 17
The Pentagon said this month it would seek President Joe Biden's approval by mid-September to require 1.3 million military members to get vaccinated against COVID-19
Pfizer has said its vaccine's efficacy drops over time, citing a study that showed 84% effectiveness from a peak of 96% four months after a second dose.
The study involved 499 medical workers - 100 receiving mixed doses, 200 taking two doses of the Pfizer/BioNTech shot and the remainder getting two AstraZeneca shots