We do have an employee assistance scheme which offers a confidential counselling service on a range of issues.

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Some arrests go unreported to U.S. officials, and sometimes arrested individuals do not request consular assistance, Finan wrote in an e-mail to CNN.

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While apps like Siri and SayText do offer a good deal of assistance, 2011 TED Fellow Sumit Dagar had an idea for a more effective solution: a smartphone that's specifically designed for people who have trouble seeing.

CNN: Braille smartphone in development