Harry felt as though he had been pushed hard in the chest; he took several staggering steps backwards, hit some of the shelves covering Snapes walls and heard something crack.
Ove muttered something about ineffectual idiots, opened the bike shed, picked up the bicycle, put it neatly inside, then locked the shed and tugged the door handle three times.
When he'd finished his inspection of the trash room he locked the door, just as he did every morning, and gave it three good tugs to ensure it was closed properly.
I barely finish lacing up before the line moves again, and the guy behind me shoves my lower back, sending me staggering onto the platform and into the open air.