Story by Benjamin Woodward, courtesy DNAinfo.com Chicago:

CHICAGO — Sandra Castro's house cat Luna, a recovering stroke victim, would be in good hands if her heart stopped beating.

Castro, of Uptown, is certified by the American Red Cross to go mouth-to-mouth on the 12-year-old feline and other household pets.

As owner of Right at Home Pet Service, she's among a growing number of dog walkers and pet sitters in the city requiring their employees to be pet CPR and first-aid certified.

Read the whole story here.