DEERFIELD, Ill. & SUNRISE, Fla.--(BUSINESS WIRE)--Walgreens, in collaboration with MDLIVE, the nation’s leading provider of telehealth services, today announced an expansion of its telehealth platform to users in Colorado, Illinois and Washington. The company also announced that in addition to mobile, users can now access the platform via the Walgreens website on desktop and tablet devices, in states where the service is currently offered. Walgreens and MDLIVE first launched the platform last D