text:  You stay on message. You do the work. You continue to draw a contrast with Trump. That's at least their game plan for now. Record-breaking road travel numbers are predicted by the AAA for the July 4th holiday period. The TSA says it expects to screen a record number of air travelers. Police looking for a motive in a mass shooting yesterday in Creek, Nebraska. They say a neighbor fired from his house and hit seven people, including children, at the house across the street, then took his own life. This is ABC News.