VANGUARD WORLD FUND VANGUARD COMMNCTN SERV ETF

The Vanguard Telecommunication Services ETF employs an indexing investment approach designed to track the performance of the MSCI US Investable Market Index (IMI)/Telecommunication Services 25/50, an index made up of stocks of large, mid-size, and small U.S. companies within the telecommunication services sector, as classified under the Global Industry Classification Standard (GICS). The GICS telecommunication services sector is made up of companies that provide communications services primarily through fixed-line, cellular, wireless, high-bandwidth, and/or fiber-optic cable networks.