News that Greece made 450 million euro payment to IMF lifts stock market.

German chancellors trip to Athens points to her support for keeping Greece in eurozone.

German chancellors trip to Athens points to her support for keeping Greece in eurozone.

Eurozone finance chiefs plan weekend talks on assistance for Spains banks.

Eurozone finance chiefs plan weekend talks on assistance for Spains banks.

Investors clamor for signs of action; 'euro bonds or bust'