England reopening ‘could be delayed’; Israel begins vaccinating 12-16s – as it happened

Delta variant is threat to timetable for England, says Matt Hancock; children aged from 12 in Israel eligible for jab after 55% of adults have had two doses

• More than 200 leaders urge G7 to help vaccinate world's poorest
• Ministers considering mix and match' booster jabs in UK
• Tony Blair says fully vaccinated people should get greater freedoms
• Data on Delta variant splits scientists on lifting final Covid restrictions
• See all our coronavirus coverage

1.15am BST

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12.21am BST

Key developments from the past few hours: