Allies of the prime minister may try to block the mayor of Greater Manchester from standing in a parliamentary by-election.
The US president's praise follows his claim that allied forces avoided the front lines during the Afghanistan conflict.
The home secretary says policing is stuck "in a different century" and the new body will form part of wider reforms.
The Dawlish railway line is closed "until further notice" after a sea wall partially collapsed.
The singer hit out at Dr Zayn Khalid Majeed - who says he will try to have a positive impact with his content.