Happy Labor Day
September 7, 2015 by Ken Ward Jr.In this Oct. 15, 2014 photo, coal miners return on a buggy after working a shift underground at the Perkins Branch Coal Mine in Cumberland, Ky. (AP Photo/David Goldman, File)
In this Oct. 15, 2014 photo, coal miners return on a buggy after working a shift underground at the Perkins Branch Coal Mine in Cumberland, Ky. (AP Photo/David Goldman, File)