Canadian Pacific Railway earns $532M in Q4, KCS deal affects operating ratio

A Canadian Pacific Railway employee walks along the side of a locomotive in a marshalling yard in Calgary, Wednesday, May 16, 2012. THE CANADIAN PRESS/Jeff McIntosh A Canadian Pacific Railway employee walks along the side of a locomotive in a marshalling yard in Calgary, Wednesday, May 16, 2012. THE CANADIAN PRESS/Jeff McIntosh