INFECTIOUS DISEASE

Amtrak temporarily suspends employee vaccine mandate

Amtrak says it is temporarily suspending its employee vaccine mandate following a court decision that has halted enforcement of the Biden administration's executive order for federal contractors.

FDA moving to authorize Pfizer-BioNTech booster for 16-, 17-year-olds

The Food and Drug Administration could authorize Covid-19 boosters from Pfizer Inc. PFE -2.96% and BioNTech SE BNTX 4.17% for use in 16- and 17-year olds as soon as next week as concerns rise over a new, possibly more transmissible variant, according to a person familiar with the planning.