BTN will be updating this story soon after the PM's words.  Here is the timetable for Monday 22 February.

(All times GMT)

14:30 House of Commons in Session on BBC Parliament channel

15:00 approx  Prime Minister's statement

A Press Conference is expected around 19:00 which will be broadcast on most news outlets. 

Do return to at a later time for an update on the day's Covid-19 events.