Yahoo Sees Weakness, Stock Tumbles
Yahoo! is currently down 11% and Google has taken a 4% hit on this news.
Quote:
Sue Decker, Yahoo's CFO, said that due to some softness in online advertising, she expected Yahoo (down $3.26 to $25.74, Charts) would report third-quarter sales that are in the lower end of the guidance that the company gave investors in July.
- Y! MyWeb

Graph
Looks quite dramatic