SARAH VINE: Charles may be Nanny McPhee to Trump's toddler... but who else could put a smile on Melania's granite features?

For all the fuss over the royal visit to America, there is something rather satisfying about seeing it unfold like clockwork.

SARAH VINE: Charles may be Nanny McPhee to Trump's toddler... but who else could put a smile on Melania's granite features?
For all the fuss over the royal visit to America, there is something rather satisfying about seeing it unfold like clockwork.