Niall Paterson speaks to Sky News correspondents on a day of big political stories – with Boris Johnson’s decision to stand down as an MP on Friday still causing a wave of activity in Westminster.Our chief political correspondent Jon Craig explains how Mr Johnson’s shock resignation could impact the next general election. It wasn’t just Mr Johnson making headlines though. Our Scotland correspondent Connor Gillies explains what happens next following Nicola Sturgeon’s arrest. The former SNP leader insists she’s innocent after being held over the weekend as part of an investigation into the party’s finances. Plus, US correspondent Mark Stone talks about how damaging Donald Trump’s indictment could be for his 2024 presidential ambitions. Rosie Gillott – podcast producer Paul Stanworth – editor