peHUB First Read

Expansion: Insider trading probe on Wall Street expands with more than one dozen subpoenas sent to hedge funds and other investment firms. Wikileaks: An anonymous group is bringing down web sites that have removed Wikileaks. The current target? Mastercard, which is down. 30 Years Ago Today: Where we were when John Lennon was killed. Too late: Those laptops powered by Google's chrome operating system? Don't expect them until after the holidays. Economy: Bonds around the world drop while the dollar strengthens on belief U.S. tax cut-accord will spur economic growth. Meanwhile, Iceland lowers rates as economy stabilizes. Operation Ivy League: Drug bust nails five Columbia students who allegedly sold drugs out of a fraternity house and dorms. Revealed: TechCrunch get's a peek at Google's latest social foray or "Google +1."