There is civil war in Syria, about 2.7million out of work in UK, measles epidemic developing in Wales,
A man weeping/ shedding a tear, crying at a funeral of a person he probably admired but did not know intimately is not major news and is relatively trivial!
However he is also a high profile politician and politicians have occasionally been known to take advantage of public situations... maybe Humphrey's wanted to give GO the chance to clarify the genuineness of his sadness and rebut any suggestion that he was being opportunistic and trying to temper the image of him as an unfeeling and arrogant politician..