Remnants

S5, E15: Woolsey admits to Teyla Ronan and Dr. McKay that he's apprehensive about an upcoming performance evaluation. Later while en route to his quarters he encounters Dr. Vanessa Conrad an engaging scientist recently arrived on the Apollo and finds himself more than a little attracted to her. But she is quickly forgotten when I.O.A. representative Shen Xiaoyi appears and advises him that he's been reassigned to a new position back on Earth. Woolsey is shocked by this news but aided by his new acquaintance elects to fight the I.O.A.'s decision. Col. John Sheppard meanwhile has flown several astrobiologists over to the mainland for a two day research expedition. On his way to make camp he is ambushed and captured by an old foe hellbent on acquiring Sheppard's identification code. Back on Atlantis McKay and Zelenka investigate a mysterious object discovered at the ocean's bottom.