11.   Shock therapy requires powerful currents in order to penetrate the relatively nonconducting bone of the skull.

12.   The flood of money from these unlikely sources into the United States is the latest shift in the powerful currents of capital flows that underlie the global economy.

13.   The Stock market closed mixed but essentially unchanged Tuesday, despite a variety of powerful cross currents.

14.   To understand the powerful current sweeping baseball toward radical realignment, answer this simple multiple-choice question.

15.   Word-of-mouth remains the strongest recommendation, and some books seem created to ride that powerful current.

16.   All rescue attempts have been unsuccessful due to powerful currents and poor visibility.

17.   Eleven paramilitary soldiers were swept away by a powerful current during rescue efforts, Sindh Governor Moinuddin Haider said.

18.   Former Soviet President Mikhail Gorbachev was rescued during a Caribbean swim, after a powerful current pulled him close to dangerous rocks, a Red Cross lifeguard said Wednesday.

19.   In a country built on secular, socialist principles, powerful religious currents were unleashed.

20.   Live television footage showed scores of parked cars being swept by the powerful current of muddy waters that have flooded the streets of Corinth.