This week the big medical device company Medtronic said it was moving its legal headquarters from Minneapolis to Ireland. It's part of a $43 billion merger with another medical company, Dublin-based Covidien.
The move is a tax-saving strategy called an inversion and it's growing more common in the corporate world.
U.S. companies make huge amounts of money overseas every year and much of it stays there, stashed away in foreign accounts.
Not all Sunnis are on board with the Islamic State of Iraq and Syria, even if they oppose the Iraqi government. One ranking Sunni cleric in northern Iraq calls ISIS "scum" and hints at limits to the group's influence.
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