Flurry of support gives Sunak close to 90 backers – as it happened

Late evening declarations from Hancock, Dowden, Ellwood and Tugendhat for former chancellor. This blog is now closed

• Johnson flies back to UK as Sunak's backers claim he has passed threshold of 100 MPs

Meanwhile, two out of five maternity units in England are providing substandard care to mothers and babies, the NHS watchdog has warned.

The quality of maternity care is not good enough," the Care Quality Commission (CQC) said in its annual assessment of how health and social care services are performing.