Andrew Brooks, who led development of the first FDA-approved Covid saliva test, dies

• Covid-19 hospitalizations drop, but January has been the deadliest month of the pandemic. Here’s what to expect next
• Chicago Public Schools will return to in-person learning a day later than expected

• Covid-19 hospitalizations drop, but January has been the deadliest month of the pandemic. Here’s what to expect next
• Chicago Public Schools will return to in-person learning a day later than expected