Original sentence: The documentary Puente Llaguno presents testimony from the shooters in which they claimed they were not firing at the marchers but only to the Metropolitan police,  even though "X-ray of a Lie" argues that the armored vehicle was part of the "police force protecting the marchers retreat" (35m57s, "X-Ray of a Lie").Using a similar camera angle from a police handycam, they used movement synchronization to argue that both the Venevisión video and the handycam were shot at the same time: the second pans out showing shooters on the other side of the bridge firing at a Metropolitan police armored vehicle
Edited sentence: The documentary also shows testimony from the shooters in which they claimed they were not firing at the marchers but only to the Metropolitan police,  even though "X-ray of a Lie" argues that the armored vehicle was part of the "police force protecting the marchers retreat" (35m57s, "X-Ray of a Lie").Using a similar camera angle from a police handycam, they used movement synchronization to argue that both the Venevisión video and the handycam were shot at the same time: the second pans out showing shooters on the other side of the bridge firing at a Metropolitan police armored vehicle and they claim no marchers were seen