The piece is careful not to commit itself.
The police spokesman is busy saying no-one has asked, but it would have to be considered.
What he is careful not to say is, 'And having been considered, it has been rejected.'
Because the notion of a fully covered face is simply not feasible in a profession where communication is absolutely essential, and facial expression and body language are used to enforce control and authority, and to defuse potentially violent situations.
So it is a headline, but that's what it will remain.