Failing to raise the debt limit before the Treasury runs out of cash could trigger further credit downgrades and roil financial markets. In short, Republicans and Democrats want to avoid a U.S. government default because it undermines America’s economic credibility.
Orignial Source:
https://www.foxbusiness.com/fox-news-politics/trumps-5-trillion-debt-ceiling-strategy-could-force-democrats-negotiating-table