I drove along A1 Northbound, with blue lights on at 30mph, in marked police car in middle carriageway to try slow traffic. The slip road is well lit, I could clearly see another unit by the garage, with torches conducting search. I continued on northbound, A1 in darkness

I drove along A1 Northbound, with blue lights on at 30mph, in marked police car in middle carriageway to try slow traffic. The slip road is well lit, I could clearly see another unit by the garage, with torches conducting search. I continued on northbound, A1 in darkness