Investors wiped $10 billion off the value of Facebook Inc. on Friday, taking the recently listed shares to a new low, after the social network offered no forecast and analysts said mobile investments would put future earnings under pressure.
The 17 percent slide in the shares took Facebook's market capitalization to $48 billion -- half its IPO launch value of $100 billion in May.[caption id=attachment_394243 align=alignleft width=380