The labor union of Seoul Metro has called off a three-day strike after reaching a deal with the subway operator's management.br The two sides agreed on a 1-point-8 percent wage increase for this year and will ask the Seoul city government to increase the number of safety staff.br An agreement to abolish a wage-peak system was not reached, but they agreed to hold further discussions on that issue.br With the strike canceled,... subway trains are expected to run normally this week.