More than 600,000 doses of a coronavirus vaccine administered in Northern Ireland

A further four people have died with coronavirus in Northern Ireland.
Another 172 positive cases of the virus in the previous 24-hour period were also notified by the Department of Health on Saturday.
There were 226 patients with Covid-19 in hospital, with 30 in intensive care.
The latest Covid-19 figures came ahead of the return of some pupils to school for the first time since the latest lockdown started in December.
P1 to P3 pupils will return to class on Monday but are set to go back to remote learning after two weeks.