Babylon 5 S04 E19 Between the Darkness and the Light

"The last, best hope for peace."

Garibaldi is barely able to convince Lyta and Franklin that his recent behavior was caused by Bester, and they organize a rescue for Sheridan. Meanwhile, Ivanova gets word that a trap has been set at the fleet's next rendezvous point by a group of completely new advanced-technology destroyers.