The search goes on for 10 missing US sailors after yet another accident involving a Navy ship. 

On Monday, Navy chief John Richardson took the rare step of ordering an "operational pause" in naval operations around the world so fleet commanders can assess what's going on, reports the Navy Times

Richardson, who pronounced himself "heartbroken" over the latest disaster, also ordered a broader investigation that goes beyond the details of the latest incidents and gets at the "root causes" of the problems. "This is the second collision in three months and is the last in a series of incidents in the Pacific theater," he said. "This trend demands more forceful action." Coverage:

  • The collision: The USS John S. McCain, a destroyer, collided with an oil tanker off the coast of Singapore as it prepared to enter a port there. The collision happened just before dawn in one of the world's most congested shipping lanes, reports the New York Times. Things can get confusing in a hurry, especially in the dark.
  • Protocol: There should have been plenty of crew members on deck looking for the lights of nearby ships, and, given the congestion, it wouldn't have been unusual for the ship's commander to be on the bridge, too. "Clearly at some point, the bridge team lost situational awareness," says Adm. William F. Moran, vice chief of

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