UNIT: The Longest Night

'We interrupt this broadcast…' Having survived a day at the seaside, Robert Dalton and Emily Chaudhry are enjoying a few pints… Having spent the day answering the phone and praying for some action, Will Hoffman is enjoying a night out… Having signed a controversial new European treaty, the Prime Minister is on his way back to Downing Street… Having survived yet another day, the people of Britain are settling down to eat dinner, stay in, go out, spend time with their friends…   '… we're receiving reports that…'   It's just another ordinary evening in the United Kingdom…   '… a bomb has exploded in Central London…'