An underground groundbreaking

A physics project kicks off construction a mile underground. For many government officials, groundbreaking ceremonies are probably old hat--or old hardhat. But how many can say they've been to a groundbreaking that's nearly a mile underground? A group of dignitaries, including a governor and four members of Congress, now have those bragging rights. On July 21, they joined scientists and engineers 4850 feet beneath the surface at the Sanford Underground Research Facility to break ground on the Lo...