Five-hour-long queues, swamped walk-in clinics and an overwhelmed NHS booking website have so far characterised “Britain’s race to get boosted”, according to the i’s front page. Featuring a photograph of masked-up people waiting for their Covid booster vaccinations, the i says the NHS has declared a national incident and warned it won’t be able to meet the government’s accelerated target to offer boosters to all over-18s by 31 December.