<http://schema.org/caption>
"Flu season is affecting blood supplies locally and nationwide. Winter is already a slow time for the Red Cross, the virus is making it worse. Blood banks are especially low on B Negative and O Negative blood types."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.4029tv.com/article/flu-drives-down-local-blood-donations/4380860>