G-20 warns European government that debt problems still threaten global growth.

G-20 warns European government that debt problems still threaten global growth.

Fund seeks more lending resources to guard against deepening of European debt crisis.

Fund seeks more lending resources to guard against deepening of European debt crisis.

Leaders look for IMF assistance as concerns about Spain mount.

Leaders look for IMF assistance as concerns about Spain mount.

U.S. may take back role as main engine for global growth as China, Europe decelerate.

Netherlands and the U.S. are runners-up, according to Bloomberg.