TransCanada Exec: Oil Lines Safer Than Rail

A TransCanada executive said opponents of the Alberta-to-Texas Keystone XL pipeline should consider one consequence of delays in building the oil pipeline - an increase in dirtier and more dangerous rail transport. Alex Pourbaix, president of energy and oil pipelines at the Calgary-based pipeline company, said although rail has an important role to play in moving oil sands crude to market, there are downsides to consider.