nhs are working flat out, we don t have enough of them, so it would need to be like the breast cancer screening programme which is x ray mammography, a dedicated service, that will cost a lot of money to set up. i have had one of these ten minute scans, for the patient they are simple, you just lie down on this flatbed, your prostate is scanned, it is non invasive and the key thing is it will pick up cancers earlier, early diagnosis is the key, it would lead to many more cures. a rescue operation is under way in pakistan, as eight people are trapped inside a cable car that is dangling above a ravine, after some cables snapped, in the north of the country. six children are on board. 0ur correspondentjon donnison is following this developing story. 900 feet up and hanging by a thread. as a military helicopter moves in. from the hillside, a crowd can see just how dangerous the rescue