Original sentence: At that time Channel 32 swapped affiliations and call signs with what was then KUTH (Utah's original full-power Univision affiliate on channel 12, licensed to Logan, Utah) and became the new Univision affiliate
Edited sentence: At that time Channel 32 swapped affiliations and call signs with what was then KUTH (Utah's original full-power Univision affiliate on channel 12, licensed to Logan, Utah, which became KUTF in 2005) and became the new Univision affiliate