--(BUSINESS WIRE)--Walgreens: WHAT:   For the first time, half of the 1.2 million people living with HIV will be over 50 years old within this year. Chicago’s longtime survivors say the graying of HIV/AIDS creates a new set of unknowns, as many are living more than 20 years beyond original expectations.   Well Beyond HIV mobile art exhibit provides a glimpse into the lives of older adults living with HIV, displaying real stories of diagnosis challenges and life triumphs. This exhibit is traveli