However, witnesses said some of the black-clad gunmen who attacked a police station and government buildings in Baquba, 60 km (40 miles) northwest of Baghdad, proclaimed loyalty to Zarqawi and wore yellow headbands linking them to his group.
Does this next sentence follow, given the preceding text?
Some of the gunmen showed loyalty to Baquba's group.

Possible answers: a. yes. b. no.
b.