‘Blonde with a dog,’ guardian angels saved life of CEO. He’s trying to find them

If you’re going to jog and essentially drop dead on the sidewalk, you’d want it to happen like it did for Jon Cook of Johnson County, Kansas — who’d still like to find the unknown “blonde with a dog” and other guardian angels who helped save his life. “We’ve tried hard. We’ve gone door to door. I’ve tried going on (the app) Nextdoor,” Cook, the global CEO of the marketing firm VMLY&R, said of the efforts he and his wife, Lisa, have made. So far Cook, who may be among the luckiest people to have his heart stop, has had no luck finding them to offer thanks. Cardiac arrests strike some 350,000 ad...