Border Force officers to go on strike at Heathrow.
They are striking because up to 250 officers could lose their jobs due to roster changes.
Terminals 2, 3, 4, and 5 will be affected.
https://news.sky.com/story/heathrow-border-force-strike-officers-to-strike-for-four-days-as-union-protests-against-job-cuts-13116691