Labour hits back at defence secretary over Corbyn spy claims

Gavin Williamson told to ‘focus on his job’ and accused of giving credence to ‘false and ridiculous smears’ in Sun storyLabour has criticised the defence secretary, Gavin Williamson, for seizing on controversial claims that Jeremy Corbyn had unwittingly met a Czech spy posing as a diplomat in the 1980s.After the Sun’s front-page report on Thursday, Williamson, who was attending a Nato meeting in Brussels to discuss international cyber security, said it showed Corbyn