California is seeing more cases of whooping cough (pertussis) than at any time in the last 70 years.
And Jackson County on the Oregon side is seeing more cases as well.
Pertussis and chicken pox are both up in number, causing concerns for county health officials.
We hear the causes and the approach to bringing the numbers down.
One issue: lower immunization rates. Here's the site about efforts to improve the numbers.
