By Deborah VankinLos Angeles TimesLOS ANGELES — The humble doodle has found itself at the center of a discussion about public art at Keck Hospital of USC. Medical center workers, equipped with black Sharpie pens, have been drawing on ginormous, bright-green circular stickers that patients and staff have been wearing since mid-March to show that they have been screened for coronavirus symptoms and have sanitized their hands.Read more on NewsOK.com