Early operational testing of the Columbia-class submarine's design turned up risks that may affect the ship's operational effectiveness and suitability, a new report by the Pentagon's top weapons tester revealed. "The [early operational assessment] focused on providing an assessment of risks that could affect operational effectiveness and suitability in support of [initial operational test and evaluation] currently scheduled for 2029," according to the report published today by Robert Behler , the director of operational test and evaluation. The existence of...