(Source: USA Today) Four companies won approval Wednesday to fly commercial drones to conduct aerial surveys, monitor construction sites and inspect oil flare stacks, the Federal Aviation Administration announced. The exemptions for Trimble Navigation Limited, VDOS Global, Clayco, Inc. and Woolpert, Inc. come as the FAA drafts comprehensive regulations for drones to … [Read more...] about FAA Approves Four Companies to Fly Commercial Drones