Article Photos: Greek turmoil roils markets 24/24

An employee of Athens Academy leaves the building on Tuesday, Nov. 1, 2011. Taking a huge political gamble, Greece's prime minister George Papandreou announced that his debt-strapped country will hold a referendum on the new European debt deal reached last week  the first such vote in 37 years. (AP Photo/Thanassis Stavrakis) ORG XMIT: XTS101