Researchers advise 3-week shutdown amid coronavirus surge in Arizona KTAR.comHealth officials: 'Catastrophic' levels of COVID-19 hospitalizations coming without state action Arizona Daily StarResearchers urge 3-week shelter-in-place order for Arizona KOLDLetter to ADHS: Arizona COVID-19 modeling team recommends 3-week shutdown ABC15 ArizonaHow much extra staffing does Arizona's hospitals need amid COVID-19 pandemic?