The US president's comments have been condemned by international allies, including UK veterans and politicians.
This past week could mark a turning point in the relationship between the UK prime minister and the US president.
The Greater Manchester mayor has until Saturday afternoon to decide if he wants to enter the contest to be Labour's candidate.
Philip Young admitted committing a number of sexual offences against Joanne Young over 13 years.
West Midlands Police also says it would have cost more than £5m to police the match without the ban.