North American industry groups and shippers are bracing for an unprecedented simultaneous stoppage at both of Canada's main railway companies that could inflict billions of dollars' worth of economic damage.
Strike vote ballots sealed pending labour board meeting: union
Most border workers are classified essential and must continue to work in a strike, feds say
June vote will determine if Calgary Cargill workers will echo Cargill Guelph work stoppage
Union says a Cargill plant in Calgary could soon take similar action