Microsoft and Yahoo Comes together
On 29 of july Microsoft and yahoo announces that they will partner in the field of Internet search engine. Microsoft will now power Yahoo! search while Yahoo! will become the worldwide relationship sales force for both companies' premium search advertisers.
According to Yahoo and Microsoft agreement
"Under this agreement, Yahoo! will focus on its core business of providing consumers with great experiences with the world's favorite online destinations and Web products."
More information can be fond here