Say You Won't Let Go James Arthur Download 'Say You Won't Let Go' on iTunes
Investigations are underway after a man was arrested in Bolton under the Terrorism Act.
Officers say searches were carried out at an address in the city.
A 25 year old's currently in custody and being questioned by detectives but we're told the inquiry is still in it's early stages.
A police spokesman said the force does not believe there's a specific threat to Greater Manchester.