Twelve people have been arrested in a series of dawn raids across Rochdale.
It's part of an investigation into an axe attack in October 2017, where a man suffered serious hand injuries.
Police targeted 11 addresses across the borough this morning. 11 men and one woman were arrested on suspicion of attempted murder and conspiracy to commit grievous bodily harm.
They remain in custody for questioning.
Anyone with information should contact police on 101 quoting incident number 1398 of 17/10/17, or the independent charity Crimestoppers, anonymously, on 0800 555 111.