[Zabitan]

Another thing regarding the time travel physics theory is the theory the show itself implies that Bio Lab, and the Silver Guardians are an early version of Time Force, and the lab that created Ransik, and that the events of the series changed or at least sped up things that happened in the original time line.

In this case when Wes decided to take control of his own life which impressed his father enough to make him the leader of the Silver Guardians it lead to a future where Alex was now a high ranking officer of Time Force as opposed to the original time line where Alex was in the same rank as Jen, and the others.