BRUSSELS/ATHENS (Reuters) - Greek Prime Minister Alexis Tsipras summoned an urgent meeting of his cabinet on Friday after euro zone partners warned Athens it had until the weekend to accept a cash-for-reform deal or plunge towards default. Despite angry rhetoric and accusations of "blackmail", negotiations were continuing in Brussels to find a last-ditch compromise to keep Greece in the euro zone to avoid a political train-wreck, economic chaos and financial market disruption. ... He said there was no foundation for the increasing speculation in Athens that Tsipras could call snap elections if a deal cannot be reached. ... In a...
