Merseyside Police have arrested an eighth man following dawn raids in Rock Ferry and West Derby.
He's being questioned on suspicion of possession with intent to supply controlled drugs.
Four men arrested earlier have been released on bail. Two have been released without charge and another remains in custody.
More top news
Cold day Sunday before turning milder and more unsettled. Kerrie has the detail for the next few days.....
Your Granada weather outlook for the next few days
Kerrie has the detail for the rest of the weekend