OLDWICK, N.J.--(BUSINESS WIRE)--This A.M.BestTV episode examines Best’s Review’s annual ranking of global brokers, which shows a change at the top of the list, as Arthur J. Gallagher & Co. has moved up to the third position, based on revenues. However, that may be short-lived, since the Willis Group and Towers Watson recently announced their merger, which will give the new company combined estimated revenue of $8 billion. Click on http://www.ambest.com/v.asp?v=brokers715 to view the video p