First respondents, including healthcare staff, firefighters and cops started Wednesday receiving their second COVID-19 vaccine booster.

The vaccination effort was previously approved by the Mexican government, Secretary of Public Health Adrian Medina said.

According to the state official, successful vaccination has led Baja California to favorable panorama of the pandemic.

First responders started receiving the Astrazeneca vaccine that has a proven effect to avoid hospitalization and serious health issues. On Thursday, the state began vaccinating teenagers with Pfizer doses.