it is, you know, the nhs has done an amazing job, but it has been under terrific strain. but on the tax rise, can you guarantee that national insurance will go up? that s not what i m saying, that s not what i m saying. what i m telling you is, we ve got to put that money in. we ve got to make that investment in our nhs. we have just been looking at fantastic robotic surgery, robotic assisted surgery, made in cambridge, an amazing british developer. will that money come through a national insurance rise, though, prime minister? those machines are not cheap. 114,000 more staff in our nhs. but will the money come through a national insurance rise? ..than there were last year. is that guaranteed now? the national insurance rise? what i m telling people is that if you want to fund our fantastic nhs, we have to pay for it. and this government is determined to do so. downing street says the government is committed to the planned increase. when asked, the prime minister s spokesman said the c