AT&T Inc. is unwinding a 15-year partnership with Yahoo Inc. that has spanned the evolution of the Internet, from competing against AOL dial-up service to jockeying against cable companies to ...

AT&T, formerly known as SBC Communications, struck a broadband marketing partnership in 2001 in which SBC paid Yahoo a small cut for each high-speed Internet access customer.

AT&T Inc. has made a bid for Yahoo Inc., according to people familiar with the matter, and is a contender to acquire the Sunnyvale, California-based company’s core internet business.