Simplify the following text for a Grade 10 native English-speaking person.
Original: While Councillors can draw on an Army security detail if they need personal protection ( in particular during official events ) , it is more usual to encounter them without any escort at all in the streets , restaurants and tramways of Bern .
Simplified: Councillors can have an Army security detail if they need personal protection ( in particular during official events ) . But often one can meet them without any escort at all in the streets , restaurants and tramways of Bern .