<http://schema.org/alternativeHeadline>
"Bad weather grounded planes trying to break up a giant BP oil spill in the Gulf of Mexico oil ahead of a planned visit on Sunday by US President Barack Obama to assess the disaster."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.france24.com/en/20100501-deepwater-disaster-bp-oil-spill-platforms-close-obama-visit-sunday>