In other news
Greece is at the last chance saloon, thirsty and out of credit. Next stop could be the badlands of euro exit.
Greek voters' defiant rejection of the terms of an international bailout in Sunday's referendum capped a dramatic week for the country in its standoff with EU-IMF creditor.
Greece has named economist Euclid Tsakalotos, its top negotiator in the stalled EU-IMF talks, as the country's new finance minister, the president's office says.
Europe's main stock markets have fallen after Greece rejected creditors' austerity demands in a weekend referendum and fears rose that it could crash out of the eurozone.
US stocks have fallen in opening trade after Greek voters rejected a creditor austerity package, throwing Greece and the eurozone into turmoil.
While world markets tremble at the decision by Greek voters to reject conditions of a rescue deal from creditors, the Argentine president boldly welcomes the referendum result.
British engineer Rolls-Royce has cut profit expectations for the third time in nine months, increasing the challenge for its new chief executive.
Oil prices have plunged as investors digested the implications of Greece rejecting austerity demands from creditors that could send the nation crashing out of the eurozone.