UK borrowing costs jump as uncertainty over PM’s future continues BBC‘Starmer drama’: UK borrowing costs hit post-2008 peak as leadership fears hit bond markets CNBCUK borrowing costs surge as Starmer leadership crisis rattles bond markets Financial TimesUK long-term borrowing costs dip from 28-year high after Starmer allies back PM – business live The GuardianUK 30-Year Yields Jump to Highest Since 1998 on Starmer Pressure Bloomberg.com