<p>The search for a new First Minister of Scotland has started - the third in three years - after Humza Yousaf announced his resignation yesterday in an emotional speech.</p><p>Yousaf says he "underestimated" the hurt caused by his decision to scrap the SNP's power-sharing agreement with the Scottish Greens - a move that prompted two no-confidence votes.</p><p>The polls suggest there is something more fundamental going on - a belief that ministers here in Edinburgh are simply not delivering the basics, like a health service that works and schools with high standards, even though it is they and not ministers in Westminster, who are in charge of those policies.</p><p>Today's Nick Robinson spends the day in Holyrood reflecting on the fall out of another emotional resignation by another Scottish first minister.</p><p>Listen to Today on BBC Radio 4 and BBC Sounds: 6-9am weekdays and 7-9am on Saturdays.</p>
