Zero Hour - Season 1 Episode 3 Pendulum

With a renewed determination to find Laila, Hank returns from India, searching for new clues while Laila, who is being held hostage by White Vincent, is tasked with repairing the next clock for him. Knowing she needs to help Hank find her, she starts leaving a trail of clues for him to follow. In another face-to-face showdown with White Vincent, Hank begins to realize there is more to this connection than meets the eye -- or in this case White Vincent's eyes. Meanwhile, Hank's parents seem to be hiding a secret, and with help from the FBI, Hank, Arron and Rachel discover that a famous historical figure holds the key to unlocking the next clock.