Source:
GuardianPakistani security forces arrested a senior al-Qaida operative in Karachi on Tuesday, signalling the first major move against Osama bin Laden's network inside Pakistan since his death on 2 May.
Security agencies in the port city of Karachi apprehended Muhammad Ali Qasim Yaqub, alias Abu Suhaib al-Makki, a Yemeni said to have worked directly under the al-Qaida leadership along the Pakistan-Afghanistan border.
The army described the arrest as a "major development in unravelling the al-Qaida network operating in the region" – triggering speculation it may signal the start of a wider heave against Bin Laden's top lieutenants.
However, Makki's seniority in al-Qaida was not immediately known. In the past both the US and Pakistan have retrospectively attributed seniority to previously unknown al-Qaida militants.
Read more:
http://www.guardian.co.uk/world/2011/may/17/al-qaida-arrest-pakistan-yemen