US midterms: Cost of living tops voter concerns as political ad spending hits record $3.8B

As US voters prepare for the Nov 3 midterms, 84 percent say the cost of living is among their most important issues. Families are feeling the pressure of rising grocery, housing, gasoline and healthcare costs. Yet a record $3.8 billion has already been spent on congressional political ads. Republicans defend their record. Democrats promise change. But can either party actually make everyday life more affordable? Watch the video.