Original sentence: In 1983 her missiles were unloaded at Bangor, Washington, and then she left Pearl Harbor for the last time and transited the Panama Canal back to the Atlantic and to New London
Edited sentence: In 1983 her missiles were unloaded at Bangor, Washington.She continued service as an attack submarine (SSN) before leaving Pearl Harbor for the last time and transited the Panama Canal back to the Atlantic and to New London