Members of the California Nurses Association rallied in Sacramento, Calif., in May, in anticipation of contract negotiations with Kaiser Permanente that began in this fall. April Dembosky / KQED hide caption

itoggle caption April Dembosky / KQED

Nina Pham, shown here in a 2010 college yearbook photo, became infected with Ebola virus while caring for Thomas Eric Duncan in a Dallas hospital. Courtesy of tcu360.com/AP hide caption

itoggle caption Courtesy of tcu360.com/AP

Members of the California Nurses Association say they rallied in Sacramento in May to raise public awareness of their concerns about patient care in California hospitals. April Dembosky/KQED hide caption

itoggle caption April Dembosky/KQED

Partnerships instead of short-term help: Jean Jumeau Batsch, an obstetrician-gynecologist in Port-au-Prince, Haiti, is collaborating with Dr. Ambereen Sleemi, from New York City, to build a training program for Haitian OB-GYNs. Courtesy of Dr. Ambereen Sleemi. hide caption

itoggle caption Courtesy of Dr. Ambereen Sleemi.

Workers in the Georgia secretary of state's office have fallen behind on licensing applications for nurses. Jim Burress/WABE hide caption

itoggle caption Jim Burress/WABE

Some fear that with rising medical costs and an aging population, the country's nursing staff will be stretched too thin. iStockphoto.com hide caption

itoggle caption iStockphoto.com