The commission selected the first option to guarantee that "at least one Latino candidate of choice" would be elected.
The seat, to be added in southern Los Angeles County, was drawn to all but guarantee victory for a Latino candidate.
"For the first time, there is a Latino candidate with a good shot at winning," he said.
Will a Latino candidate lasso out to the polls compatriots who've never voted before?
There, earlier this year, a Latino mayoral candidate lost in a run-off against a white candidate.
"We're saying that Latinos here should vote for one of the Latino candidates."
Pleitez was one of two Latino candidates running for mayor of Los Angeles, and said that he planned on running a competitive and unconventional campaign.
Santos does not want to be seen as the Latino Presidential candidate who must condemn what the officer did.
In Arizona, many women and Latino candidates said the availability of public funds had allowed them to run.