Planned Emergency Drill in Chicago

CHICAGO (AP) - The city of Chicago will hold its mass evacuation drill Thursday, affecting thousands of people, about four buildings and traffic throughout the Loop.

Starting at 9 a.m. Thursday morning, Des Plaines Street, between Madison and Adams Streets, will be closed. The eastbound lanes of Madison from Halsted Street to Des Plaines will be closed along with the Kennedy Expressway exit ramps at Monroe Street and Madison.

At 3:30 p.m., Wacker Drive between Madison and Adams Streets and Monroe Street between Franklin and Halsted Streets will both be closed.

Two southbound bus routes the Number 121 and 123 will be rerouted during the day.

The streets are expected to reopen by about 7 p.m.