AstraZeneca to deliver vaccine trial data by year’s end

LONDON (AP) — AstraZeneca hopes to show its COVID-19 vaccine is effective by the end of this year and is ramping up manufacturing so it can supply hundreds of millions of doses in January. The Anglo-Swedish drugmaker is working with the University of Oxford to develop one of the most closely watched COVID-19 vaccines, which is in late stage trials in the U.S., Britain and other countries to determine its safety and effectiveness. Once those results are reported, regulators will have to app