As of today, all adults are eligible to receive a COVID-19 vaccine in the United States. The vaccine is free to the public, regardless of insurance. About half of all adults have received at least one dose in the U.S., and more than 200 million shots have been administered. But there are still challenges to getting more people vaccinated, including workers getting paid time off to make an appointment or deal with vaccine side effects. Also on today’s show: how businesses that have made it this far in the pandemic are doing, why lumber prices are skyrocketing and why there’s little affordable housing in wealthy Chicago neighborhoods.