Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: (CNN) -- Four years ago today, President Barack Obama signed Obamacare into law, pledging that Americans could keep their health care plans and their doctors and that their coverage would be "more secure and stable" than before. As the horror stories continue to roll in, however, the emptiness of those promises and the human toll of this deeply misguided experiment have become increasingly difficult for Democrats to ignore. Consider Angela Strobel, a mother of five girls from Owensboro, Kentucky. Angela was perfectly happy with the insurance and the doctor she had before Obamacare. She also had an ironclad assurance from the President that she wouldn't have to sacrifice either one if his health care plan became law. Now she finds herself among the growing group of Americans who've been shell-shocked by the reality.Sen. Mitch McConnell says that four years after the Affordable Care Act was signed, many Americans still struggleMcConnell points to President's repeated claims that it wouldn't disrupt people's existing health care plansHe tells of several constituents who are "reeling from that broken promise" 
 Question:In recent weeks, we've heard calamitous reports of _ patients being denied access to doctors, hospitals and premium cancer care centers.

Obamacare