Labour has set out plans to pay for 1,000 extra border guards through additional visa charges in a speech by the shadow home secretary Yvette Cooper.
But the pledge has already been dismissed by Theresa May who insists the party's sums do not add up.
Shadow Home Secretary Yvette Cooper has claimed migrant labour is being exploited in some sectors by those looking to undercut local wages.
She said the practice meant people on low incomes were feeling an even bigger squeeze, and risked being "left behind".
An alternative, progressive approach to immigration is needed, she said, based on what is "good for Britain and what is fair for all", to protect those on low incomes from losing out.
The Democratic presidential candidate may also have shown his cards on his choice of running mate.
The US president also shared a post on Twitter accusing Dr Anthony Fauci of misleading the public over hydroxychloroquine.
Fears over an impending second wave of coronavirus dominates Wednesday’s front pages.