51�Թ�

"This was the biggest and most dramatic change," said Martin Frobisher, Network Rail's safety and engineering director.

The two men got out of the car on Frobisher Way - with Valli pointing the weapon at the victim's head.

Martin Frobisher of Network Rail, which runs most of the country's rail network, said while the storms were theoretically a threat, the firm considered the storms to be a "very small risk".

While Network Rail's Martin Frobisher thinks the changing climate will be "the biggest challenge for this century".

Collopy returned to work the family wheat farm on the edge of Frobisher, a village of 150 people in Saskatchewan.