1) Michael Porter explains that Value-based health care is one of the most important topics in health care transformation today

1) Michael Porter explains that Value-based health care is one of the most important topics in health care transformation today. Value-based health care's central tenant is that the overarching principle in redesigning health care delivery systems must be value for patients. Provide a recent news and explain how it shows the concept of value in health care. 

2) The United States system faces major challenges in innovation, new products, and services. Provide and explain one challenge in each area.