OLDWICK, N.J.--(BUSINESS WIRE)--In this episode of AM BestTV, Brian O’Larte, director, AM Best, discusses a recent market segment report that examines insurers’ obligations for asbestos-related and other environmental liabilities and why payouts are not as quickly as some had expected. Click on http://www.ambest.com/v.asp?v=aande119 to view the entire program. AM Best recently increased its estimate of net ultimate losses for asbestos and environmental to $146 billion, precipitated by a spike on…