Chair of global public health at Edinburgh University @devisridhar says there's a "huge risk" in all children returning to school at the same time - and suggests a "slow, staged, phased" school return with testing is the way forward. #Ridge https://t.co/5Xalo8aH8u pic.twitter.com/tSulaCs7il

— Politics Hub with Sophy Ridge (@SkyPoliticsHub) February 21, 2021