MONTREAL — Quebec’s labour minister said it’s “unimaginable” that wildcat strikers would cut off the air supply to two construction divers on a worksite north of Montreal on Monday. The divers in Trois-Rivieres, Que., about 140 km north of Montreal, were shaken but unharmed when a roving group of union delegates forcibly shut down the . . . → Read More: Divers had air supply cut off by strikers, hearings told