Mandatory quarantines ordered by some US states for doctors and nurses returning from West Africa's Ebola outbreak are creating a "chilling effect" on aid work there, the humanitarian aid group Doctors Without Borders said on Thursday.
Tim Cook's declaration Thursday that "I'm proud to be gay" made him the first publicly gay chief executive of a Fortune 500 company. But Cook isn't just any chief executive. And Apple isn't any company. It's one of the most profitable companies in the Fortune 500 and ranks No. 1 on the magazine's annual ranking of the most admired companies.