David Cameron said he would "make no apology" for having and maintaining security services because of the work they do to keep the country safe.
"I will criticise those who make public the work that they do," he added.
More top news
This was despite more than a fifth experiencing delays of more than three hours, a Which? survey revealed.
Michael Haines said he wanted to continue his brother's legacy so he would be remembered for his good work rather than his death.
Tomorrow should be a bit quieter in most places, with lighter winds and some lovely winter sunshine.