- British Prime Minister David Cameron warns voters that a "Brexit" would be irreversible
- He appeals to voters of his generation and older to think of impact on younger Britons
London (CNN)British Prime Minister David Cameron is appealing to voters his age and older to think of the ramifications of a "Brexit" for future generations as he urged them to vote to remain in the European Union in Thursday's referendum.
Cameron: 'We are safer in'
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