Finance minister says Greece will force investors to participate if necessary.

Other downgrades likely to follow Fitchs in wake of Greek debt restructuring.

Other downgrades likely to follow Fitchs in wake of Greek debt restructuring.

Greece pushes back against demand for more budget reductions.

Greece pushes back against demand for more budget reductions.

Greece misses another deadline for securing second aid package.

Greece misses another deadline for securing second aid package.

Greek political leaders work to meet requirements for bailout.