Pollux

Pollux is a Capitol cameraman who films Katniss in District 13's propos. He was also a former Avox. He only appears in Mockingjay.

Biography
Something Pollux had done in his life had caused the Capitol to turn him into an Avox. This is the cause for him joining the Rebels in District 13, for revenge.

As an Avox, Pollux worked in the utility pipes and passages under the Capitol, therefore his knowledge of the pipeworks which helped Katniss in manuevering underground to President Snow's mansion. His brother eventually bought Pollux's way aboveground after five long years.

At some point after working underground he began to work as a cameraman. As he begins to work for Katniss, she defines him and his brother as looking like insects because of the heavy mobile cameras which encases their bodies.

When Katniss and her filming group was in the Meadow around District 12, Katniss sits next to Pollux during a break. They start whistling tunes and birdcalls to mockingjays and wait for their return whistles. Pollux then writes the word SING? in the dirt, asking Katniss to sing. She sings the song "The Hanging Tree" for him, which makes him become very emotional.

While in the Capitol, Pollux helps guide the group underground and toward the mansion, but in which gets lost in a crowd of Capitol citizens with Cressida.

After the war is over, he and Cressida are sent out into the districts to cover the wreckage of the war. That is the last mention of Pollux in the series.

Physical Description
Pollux is described as a burly man with sandy hair, a red beard, and blue eyes. He resembles his brother, Castor. He also loses his tongue when becoming an Avox.