1.   Police blockades forced them to proceed on foot, and as the march approached the border the following day it came under fire from the security forces.

2.   These blockades force patients and staff to run a gantlet of intimidation and harassment.

3.   Slaughterhouses and fish-processing plants sent home some employees because the blockade has forced production to slow or stop entirely.

4.   Slaughterhouses and fish-processing plants had sent home some employees because the blockade has forced production to slow or stop entirely.