Leslie Yestremensky was a Manticoran citizen and an officer of the Royal Manticoran Astro-Control Service. Holding the rank of Admiral, she was the commanding officer of Manticore Junction Central. Upon the second Havenite attack on Basilisk, she was ordered by Admiral White Haven to immediately clear all traffic from the Manticore–Basilisk queue and stand by for a fleet priority transit. When receiving the Category One Alpha emergency, she proclaimed Condition Delta, clearing all outgoing merchant shipping immediately and preparing the junction for the transit of a fleet of two hundred ships of war. (HH8)