1.   As a result, Pakistani authorities were vague about how Howaida was returned to Nairobi.

2.   As has been common throughout the case, the Pakistani authorities sent conflicting signals Thursday about their investigation and their current theories of who might have been responsible.

3.   As has been common throughout the case, the Pakistani authorities sent conflicting signals on Thursday about their investigation and their current theories of who might have been responsible.

4.   As has been common throughout the case, the Pakistani authorities sent conflicting signals on Thursday about their investigation.

5.   A prominent Pakistani journalist who has been harshly critical of the government has been detained by Pakistani authorities and is being held at an unknown location.

6.   A senior official said this man was carrying a map of the border region and other documents that made Pakistani authorities suspicious.

7.   After a tip from the United States, Pakistani authorities last month arrested Mahmood and Majeed.

8.   After a tip from the United States, Pakistani authorities last month arrested the two nuclear engineers, Sultan Bashiruddin Mahmood and Chaudry Abdul Majeed.

9.   Afterward, Odeh took responsibility for the Nairobi bombing and said he had visited Kenya over the course of several years to plan the attack, Pakistani authorities said.

10.   Aid workers speculated that the Pakistani authorities closed the gate because they feared word of their earlier generosity would draw even larger numbers of desperate people.