Testing Turnaround Improves; Moderna in Key Trial: Virus Update.

(Bloomberg) -- Health officials around the world are trying to tackle a renewed increase in cases, with outbreaks from China to Spain and Germany underlining the difficulty of curbing the pandemic. Trump Security Adviser Robert O'Brien Has Virus (8:48 a.m. NY) President Donald Trump's National Security Adviser Robert O'Brien has tested positive for Covid-19, according to people familiar with his situation. [Extracted from the article]