<http://schema.org/alternativeHeadline>
"Speaking in South Africa, the former vice president lets slip that the new iPhone will come out next month. 'That was a plug,' he says."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/green-tech/gadgets-electronics/stories/al-gore-spills-the-beans-on-new-iphone>