The foreign secretary stresses the "cautious" approach adopted, ahead of measures easing in England.
Some restrictions on vulnerable people shielding from coronavirus are to be eased after 10 weeks.
Aiming to have all pupils back piles uncertainty and pressure on school communities, say governors.
The casualties had jumped into the sea from the Durdle Door arch near Lulworth Cove, Dorset.
Nicola Sturgeon says caution and measures to improve quality of life are key in the road back from Covid-19.