looking into the situation. Oficial confirms federal agents are investigation individuals in question...
  [story from THENEWS.com.pk]

       Washington, D.C., area are reported to have been detained by authorities in Pakistan's Punjab region in connection with an investigation into possible terrorism.
SARGODHA: An Anti Organized-crime Cell raided a house situated in Aziz Bhatti Town of Sargodha and arrested five foreign nationals.

DPO Sargodha Dr. Usman Anwar told Geo News that the police raided the house of Khalid Farooqi, an activist of banned outfit Jaish-e-Muhammad, and arrested five foreign nationals from there.

The arrested foreigners include 2 Yemenis, 1 Egyptian, 1 Swedish and 1 US-born Pakistani.

The DPO told that these people had been living in Sargodha since Nov 30 and it was quite a possibility that they were engaged in acts of terrorism.

Initial investigations have identified them as Ahmed Abdullah, Waqar Hassan Khan, Eman Hassan, Yasir and Rami Zamzam.

Security agencies have initiated further investigations in this regard. 

Details are sketchy at this time. Updates coming soon.