ABC News’ Linsey Davis spoke with natural disaster and travel preparedness expert Cheryl Nelson on how to best prepare to venture out on the icy roads left by the weekend’s winter storm.

A deadly winter storm that brought massive snowfall across the U.S. has knocked out power to hundreds of thousands of people in the South and is crippling travel in the Northeast.

The investigation centers on if they have been obstructing law enforcement.

The snow and ice stretch from the Plains to the South to the Northeast.

The suspect is expected to face charges including assault on a federal officer.

Minneapolis Police Chief Brian O’Hara joins ABC News Live, outlining the escalation in his city, saying even some of his officers have been stopped by ICE and asked to prove their U.S. citizenship.

The family of a Nicaraguan migrant who died at an ICE detention facility in Texas is pushing back against DHS' suggestion ...