OLDWICK, N.J.--(BUSINESS WIRE)--In this first of five “First Monday” episodes, A.M. Best Assistant Vice President Henry Witmer explores the multitude of liability exposures brought by expanding commercial drone use and the underwriting challenges insurers face. Click on http://www.ambest.com/v.asp?v=fmdrones615 to view the entire video program. The remaining “First Monday” episodes will focus on a look at insurance companies' social media strategies; year-end 2014 results of the U.S. life/healt