SEVEN: Stardate 48658. Commander Seska is revealed to be a Cardassian spy. She defects to the Kazon and impregnates herself with Chakotay's DNA. Was he unaware of the procedure, as he claims, or were they working together, to create a new Kazon sect to capture Voyager? Stardate 49522. Chakotay recommends establishing trade relations with the Kolhari. Their technology uses tetryon power cells. A simple diplomatic overture or was he seeking a source of energy for the catapult? Stardate 49571.