Hantavirus comes from contact with rodents, especially after exposure to their urine, droppings and saliva. Read about how common it is in California.

Hackman, 95, died of cardiovascular and Alzheimer's disease likely around Feb. 18, about one week after his wife died from a rare syndrome, hantavirus pulmonary syndrome, on about Feb. 11, officials said.

Betsy Arakawa, 65, died from hantavirus pulmonary syndrome, and the Oscar-winning actor, who was in poor health with advanced Alzheimer’s disease, died seven days later, officials said.