The list of U.S. companies most prepared to operate terminals at six ports DP World planned to take over is short. SSA Marine and Maher Terminals appear to be candidates to operate ports in New York, Baltimore, New Orleans, Miami, Philadelphia and Newark, N.J., after the decision by DP World yesterday to end weeks of political controversy by divesting itself of the terminals. Sen. John W. Warner, Virginia Republican and chairman of the Armed Services Committee, satisfied lawmakers who opposed DP World's takeover of terminal operations when he read a statement on the Senate floor signaling the company's decision to...