Bloomberg: TransCanada Corp. agreed to delay acquiring Nebraska land to build its planned Keystone XL pipeline while it grapples with dozens of landowners who claim the law that lets the company appropriate their property is invalid. The agreement announced Thursday in state court in ONeill, Nebraska, comes the day after the Republican-led U.S. Congress passed legislation approving the pipeline project in the face of a near-certain veto by Democratic President Barack Obama. Once the accord is signed by Judge...