France's interior minister says British police should be sent to Calais to help dissuade would-be illegal immigrants from trying to cross the channel.
There are around 2,500 migrants in Calais and the town's mayor has previously told MPs many are "prepared to die to come to England".
Shadow immigration minister David Hanson has said France needs to do more to tackle immigrants travelling to Calais.
The Labour MP said immigration was a "Europe-wide problem" but said the French authorities needed to take more action to identify which countries the immigrants were coming from and their circumstances.
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.