The former head of the US Cybersecurity and Infrastructure Security Agency (CISA), Christopher Krebs, said that the Republican Party was in a “death spiral” owing to its allegiance to former President Donald Trump. Mr Krebs, who famously contradicted Mr Trump’s claims about widespread voter fraud in the 2020 election before being terminated from his post last year, is a self-described lifelong member of the GOP. On Sunday, he spoke with CBS’s Face the Nation about his party and the former president’s ongoing efforts to sow distrust about US voting systems. “This is a death spiral. They’ve lost control, and they...