[Reuters] Global shares, euro tumble as Greek debt talks break down
[Bloomberg] Japan Futures Drop, Yen Holds Euro Gains After Talks Fail
[Reuters] Greece defies creditors, seeking credit but no bailout
[UK Guardian] Greece bailout talks break down after Athens rejects 'unacceptable' eurozone demands
[AP] Eurozone Issues Greece an Ultimatum; Athens Hopeful of Deal
[NYT] Meeting on Greek Debt Produces an Ultimatum
[Bloomberg] How a Liquidity Squeeze Could Push Greece Out of the Euro
[NYT] Yanis Varoufakis: No Time for Games in Europe
[Reuters] Battle rages for town where Ukraine rebels reject ceasefire
[Bloomberg] Ukraine Fight Grinds On as First Deaths Reported After Truce