The US banking sector is facing uncertainty following the collapse of Signature Bank, the second and third largest bank failure in US history. Investors are worried that a relentless rise in interest rates meant to get inflation under control are approaching a tipping point, and stocks have dropped as a result. The US federal government has stepped in to guarantee customer deposits, but the repercussions of Signature Bank's failure continue to reverberate across global financial markets, causing investors to worry about a potential banking meltdown.