Political world mourns the loss of John Dingell

Washington (CNN)The news of former Michigan Democratic Rep. John Dingell’s death shook the political world Thursday night as memorials poured in from political leaders spanning his decades as the House’s longest-serving member. Former President Barack Obama mourned Dingell, calling him proof that change “does not always come with a flash, but instead with steady, determined effort.” “John sat beside me when I signed the Affordable Care Act — a law that nearly cut in half the uninsured rate in America. He had a long tradition of introducing legislation on the first day of each new Congress to guarantee health care for every single American,” Obama said in a statement. “Because of him, we’ve come closer to that vision than ever …