Your Transitive Telegraph
Police to train gamekeepers
Police are to be trained by gamekeepers
The sub heading is correct as it is plod what is to be trained. Don't they have any English sub-editors?
(The photo is from last year in what was my field - before they arrested the man with the gun they came looking for me. I had a bit of a tense conversation with some tooled up men in black persuading them I knew nothing.)