Police have arrested a 19-year-old man in connection with the Manchester suicide bombing.
It follows searches at addresses in Gorton and Rusholme on Sunday evening and takes the number of people arrested in connection with the attack to 15, of which 13 men remain in custody.
A Greater Manchester Police spokesman said: "Officers carrying out searches at addresses in Gorton and Rusholme this evening have arrested a 19-year-old man at the Gorton address on suspicion of offences contrary to the terrorism act."
Earlier, a 25-year-old man was arrested in the Old Trafford area and searches were taking place in Moss Side.
New CCTV of the Manchester bomber Salman Abedi has been released by police.
The younger brother of the Manchester bomber has said Salman Abedi was radicalised online in Britain.