Reynolds American won U.S. antitrust approval to buy rival Lorillard in a deal that would combine the No. 2 and No. 3 U.S. cigarette companies.
An appeals court has refused to lift a temporary hold on President Obama's executive action on immigration.
A building apparently affiliated with Apple in Arizona caught fire, sending smoke billowing from its roof on Tuesday.
The White House urged caution over human genome editing in a note issued Tuesday.
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