 Complete the following phrase:  In January 1964, Walworth County got underway for Panama where she spent more than four months, making 16 transits of the Panama Canal, including one round trip which she completed in less than 23 hours. Late in May 1964, she returned to Little Creek and, after tender availability, took part in the MEBLEX and midshipman exercises. Following this, she made a call to New York for the 