The two-week trial involves flights of about 30 miles, from Kirkwall to North Ronaldsay.
Day: October 6, 2021
The move comes as countries start to remove emergency measures put in place during the pandemic.
Some 26 drawings, sketches and paintings by the legendary boxer went under the hammer in New York.
Scientists have investigated how the chilblain-like lesions arise in some people who catch Covid.
Offering to write essays for payment will be made a criminal offence in England, the government says.