Pakistan Rangers Sindh has arrested eight suspected criminals in various parts of Karachi.
A statement issued by Rangers in Karachi said the accused were involved in target killings, forced closure of shops and arson.
In a separate action, Rangers arrested alleged Lyari gangsters, Muhammad Hanif alias Annu and Zishan Danish.
They were involved in target killings, extortion, kidnapping for ransom, supply of unlicensed weapons and other crimes.
Arms and ammunition have also been recovered from them.
Punjab Rangers and Counter Terrorism Department have also arrested five terrorists during a search operation in Lahore.
According to an ISPR statement, the arrested terrorists were affiliated with banned organizations Tehrik-e-Taliban Swat and Tehreek-e-Taliban Pakistan (TTP).