Breaking: Plane Slides Off Runway at Midway

There's not much known right now, but a plane has gone off the runway, through a retaining wall, onto a field and onto Central Ave. at Midway Airport. A warming bus has been sent out and everyone has been evacuated off the plane. It seems like everyone's ok. Weather is to blame.

Update (7:37pm): NBC says part of the plane may be on fire.

Update (7:47pm): Plane was a Southwest flight No. 1228, arriving in Chicago from Baltimore. 10 ambulances have been sent out, but no one is reported injured.