Rescue workers, along with a dog, check out a buried vehicle at a quarry in L'Epiphanie, Que., just east of Montreal, on Jan. 29, 2013. A dramatic rescue operation is underway following an apparent landslide at the quarry, with two workers missing. (Graham Hughes/THE CANADIAN PRESS)
A wider view of the search for missing workers in a quarry at L'Epiphanie, Que., on Jan. 29, 2013. Several vehicles fell into a pit nearly 100 metres deep. (Graham Hughes/THE CANADIAN PRESS)
A rescue worker looks at a buried vehicle at a quarry in L'Epiphanie, Que., on Jan. 29, 2013. (Graham Hughes/THE CANADIAN PRESS)
An overall view of the quarry at L'Epiphanie, Que., on Jan. 29, 2013, following a landslide. (Graham Hughes/THE CANADIAN PRESS)
Rescuers prepare to search for workers in a quarry at L'Epiphanie, Que., on Jan. 29, 2013. (Graham Hughes/THE CANADIAN PRESS)
Rescuers search for workers in a quarry at L'Epiphanie, Que., on Jan. 29, 2013, following a landslide. (Graham Hughes/THE CANADIAN PRESS)