Editorial: A sad end for the Titan submersible, but a titanic level of international cooperation

Submerged in the sadness for the loss of five people aboard the Titan submersible, and the criticism of the risky and poorly certified expedition to the wreck of the Titanic, was an extraordinary international rescue effort.

Last week saw a heartening reminder of what nations can do together, a primer in how different government agencies can cooperate both with the private sector and with each other in an all-out, no-expense-spared attempt to save lives.

In a matter of days,