For the first time in more than a decade, a leading pediatricians group has put out new guidance about recess, saying it’s crucial for good health and good grades and should be part of the school day for students of all ages.

FILE - In this Wednesday, Aug. 22, 2007, file photo, Robert Murray, chief executive of Murray Energy Corp., speaks during an interview with an Associated Press reporter in his office at the Crandall Canyon Mine, in Huntington, Utah. Michael Shaheen, an attorney who had recently represented Murray, 80, told The Intelligencer/Wheeling News-Register that he died Sunday morning in St. Clairsville. Public reports recently stated Murray had applied for black lung benefits with the U.S. Department of Labor. Murray was the founder, president and CEO of the company's predecessor, Murray Energy. Murray Energy was launched in 1988.

Now, Kacsmar fears those benefits will get washed away by the bankruptcy of Murray Energy, America's largest private coal mining company. Kacsmar never worked a day for Murray Energy, the mining giant founded by coal king Robert Murray. Coal is getting crushedThe bankruptcy of Murray Energy puts an exclamation point on the stunning downfall of America's coal industry. Murray Energy declined to comment on what will happen to worker pensions, but legal experts say retirees and workers have reason to worry. Murray Energy helps fund pensions for people who worked for other bankrupt coal companies but still rely on that industry pension plan.

ST. CLAIRSVILLE, Ohio - The slow death of the American coal industry has forced Murray Energy, the largest private coal miner in the United States, to file for bankruptcy protection Tuesday. But that grace period came and went, and Murray Energy was unable to pay its bills. The coal company formed a restructuring agreement with some of its lenders, representing about 60% of Murray's $1.7 billion in liabilities. Robert Murray, the self-proclaimed king of the coal industry, has been replaced as CEO. President Donald Trump's election in 2016 had raised hopes in the coal industry for a revival.