The BBC's political editor Chris Mason explains.
Related stories
Trump Administration Said to Plan Rolling Back Pregnancy-Related Job Protections
nytimes.com · 02.11
Vikings Urged to Reunite With Former QB — and it’s Not Kirk Cousins
newsweek.com · 02.11
Kansas State HC Shares Discouraging Update on Injured QB Avery Johnson
newsweek.com · 02.11
Colts Announce Starting QB Decision After Embarrassing Week 8 Loss
newsweek.com · 02.11
Packers HC Matt LaFleur Gives Update on Micah Parsons' Return
newsweek.com · 02.11
Thunder Announce Date to Retire Russell Westbrook's No 0 Jersey
newsweek.com · 02.11