California Update for Tuesday, January 23, 2018

Jan 23, 2018

Valley Fever is caused by a fungus that lives in the dust, and when that fungus gets stirred up - by construction equipment, farm animals or heavy vehicles - it goes airborne and wreaks havoc in the lungs.
Credit David McNew / Getty Images

• The number of Valley Fever cases in California has reached its highest since the state began tracking the disease. Public health officials, patient groups and now lawmakers are looking for new ways to prevent and diagnose it.

Today's reporting by Sammy Caiola.