Nurse Susan Krussell RN shows saline bags she uses when administering medication to patients with Fungal Meningitis due to contaminated steroid infections, at St. Joseph Mercy Ann Arbor hospital in Ypsilanti, Michigan December 21, 2012. St. Joseph Mercy -- a 537-bed Catholic hospital located on the doorstep of the University of Michigan -- has played an outsized role in the fight against one of the largest fungal meningitis outbreaks in US history, treating 169 of the state's 223 cases, including 7 people who died. REUTERS/Rebecca Cook (UNITED STATES - Tags: HEALTH)