Delaying

At the start of the COVID-19 outbreak, each additional day that states delayed declaring an emergency was associated with a 5% increase in mortality, a study has found.Share on PinterestNew research shows that COVID-19 mortality risk rose with each day that officials did not implement emergency measures.Image credit: Joe Raedle/Getty Images.The imposition of physical distancing…

Sloppy laboratory practices at the Centers for Disease Control and Prevention caused contamination that rendered the nation’s first coronavirus tests ineffective, federal officials confirmed on Saturday.Two of the three C.D.C. laboratories in Atlanta that created the coronavirus test kits violated their own manufacturing standards, resulting in the agency sending tests that did not work to…