having to walk around. it is dangerous in other parts of the country. let's get nbc sara haines. she's with me as people are getting socked in there. >> reporter: thanks, tamron. there is an accident in pennsylvania around clearfield county between exit 111 and 120. that's the eastbound lane. there have been multiple injuries and fatalities. the state police are on the scene and interstate 80 is closed. we also have, in addition to 80, interstate 81, 83 and 78 in pennsylvania are closed. governor rendell says they are impassable. stay off the roads. they have seen power outages in 500,000 homes in the southern half of the state. in new jersey there's an emergency snow alert for the buyer state. they are seeing three and a half foot snowdrifts on the new jersey turnpike. we can't express enough to not get in the car. in montgomery county, maryland,