University staff across the North West are staging a one-day strike today.
UNISON claims their members' salaries increases have failed to keep pace with inflation.
This is the second one-day strike over pay.
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A survivor of the Hillsborough disaster had described how two fans pulled him out of a pile of bodies after a crush barrier collapsed.
A Liverpool fan has spoken of the "anxiety, stress and panic" in the stands on the day of the disaster.
A Liverpool FC fan has told the Hillsborough inquests that police were pushing people back into the crowd as fans tried to escape the crush.