KANSAS CITY, Kan. (AP) — A Kansas county in the Kansas City area is requiring most residents to wear masks in indoor public spaces and on public transportation because of the spread of the more contagious COVID-19 delta variant.

The county commission in Wyandotte County approved the mask mandate Thursday night on an 8-2 vote. It took effect immediately, The Kansas City Star reports.

The commission followed public health officials' recommendation to impose the mandate for county residents above the age of 5.

But the commission exempted the small towns of Bonner Springs and Edwardsville from the...