May: Trident row proves Labour can't be trusted on defence

Theresa May has claimed Labour cannot be trusted with defending the country following a row within the party over the future of Trident.Jeremy Corbyn has restated Labour's commitment to renewing the nuclear deterrent after his shadow foreign secretary suggested the party could withdraw its support.Emily Thornberry said she could not confirm the missile system would remain as Labour policy after a post-election review of the UK's defence needs.