Canada zoo finds escaped wolf pups in moment of joy tinged with tragedy

Four days after a suspicious' break-in, one pup is found safe and another appears to have been hit by a car

Emotions are bittersweet at a Canadian zoo after a runaway wolf pup was safely located after four days on the loose, but another was found dead along a road.

Conservation officers and zoo staff in Canada have spent the last four days searching for a runaway wolf after mysterious break-in freed a pack of the predators from the popular zoo.