CHICAGO — The Latest on bitter cold weather in the Midwest. (all times local):
10:15 a.m.
The National Weather Service says overnight lows reached the minus 20s and lower across much of the northern Plains on Sunday morning as a fresh surge of bitter arctic air reached into the Midwest.
Weather-related delays at Indianapolis International Airport caused about 100 passengers to spend the night in the terminal, but most travelers were on their way Sunday morning.
