Biden, McCarthy start U.S. debt ceiling talks as clock ticks to default

Biden to meet with congressional leadership as threat of national debt default looms

McCarthy-Biden showdown is about much more than the US national debt

US debt limit default could hit in early June to early August -think tank

What to watch for in the Biden-McCarthy debt ceiling meeting

Yellen says 'no good options' if Congress fails to raise debt ceiling

Union sues to strike down US debt limit as default looms

If US defaults on its debt, Treasury would have to decide how to pay the bills