President Donald Trump's “skinny budget” for fiscal 2018 pumps more money into efforts to stem Medicare and Medicaid waste, fraud and abuse, but also signals possible changes to Medicare, Medicaid and the Children's Health Insurance Program by saying agency resources should be focused on the “highest priority activities” necessary to keep the programs running efficiently. The fiscal 2018 budget, which covers only discretionary funding, requests $69 billion for HHS, an almost 18 percent decrease from fiscal 2017 levels -- though...