AN FRANCISCO — Yahoo Inc.’s efforts to revive takeover talks with Microsoft Corp. have reached a dead end, prompting the Internet pioneer to hire online search leader Google Inc. to handle some of its advertising sales.

The news disclosed Thursday caused Yahoo shares to plunge 10 percent as investors abandoned hope that Microsoft would renew a nearly five-month quest to buy the Sunnyvale, California-based company.

http://idledownloads.blogspot.com/2008/07/yahoo-ends-talks-with-microsoft-reaches.html