Healthcare Reform in the U.S. According to the article in this week's materials, Obamacare: A View from the Outside, "The current United States healthcare system lacks a sufficient number of primary care physicians," and U.S. healthcare is delivered via a system "that is highly innovative yet quite inefficient and costly." Research and discuss the topic of healthcare reform in the U.S. by responding to the prompts below: What are two other major challenges in the current U.S. healthcare system, besides the shortage of primary care physicians? In your opinion, what impact - if any - has the Affordable Care Act had on these two challenges? What else could be done to address the two challenges you identified? Provide at least two distinct actions and explain who would need to implement each action and how it would improve the situation in U.S. healthcare