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Debt ceiling: America's budget crisis of its own creation
By Anthony Zurcher
As U.S. hits debt ceiling, here's what it could mean for Social Security and Medicare
By Lorie Konish
Five ways a debt limit crisis could derail the US economy
By Aris Folley & Sylvan Lane
The US just hit the debt limit. What happens now?
By Madeleine Ngo
Debt ceiling: Here’s what you should know as threat of default looms
By Tami Luhby & Kaanita Iyer
What is the U.S. Debt Ceiling?
By Alan Rappeport