By CBSLA Staff

LOS ANGELES (CBSLA) – Drug-maker Pfizer made a big announcement Wednesday that its COVID-19 vaccine is 100 percent protective in kids as young as 12 years old.

Pfizer said it will ask the U.S. Food and Drug Administration for emergency use authorization in a few weeks, with the hope of starting to vaccinate this new and younger age group before the start of the next school year.

READ MORE: Suspect Brandishing Gun During Standoff Shot, Killed By Deputies Near Lancaster

Preliminary data from the study of over 22,000 participants shows there were no cases of COVID-19 among the fully vaccinated adolescents ages 12 to 15. Researchers also reported finding high levels of the virus-fighting antibodies.

Emma-Kate Stibler, 13, a teen from Tennessee, has been participating in Pfizer’s vaccine trial since January.

READ MORE: Federal Court Strikes Down Judge’s Order To Provide Housing To All Skid Row Homeless

“I did it to help get information and data on children vaccinated,” said Stibler. “Great to hear that now teens can get vaccinated sooner get closer to normal herd immunity “

Stibler said after the shots, she had mild symptoms like a sore arm and fever.

Her 11-year-old brother will participate in Moderna’s COVID-19 children vaccine trial next month.

MORE NEWS: Smokey Southland Skies Caused By Wildfires Burning In Northern And Central California Spur Air Quality Concerns

Pfizer has already started testing the next age group: 6 months old to 11 years of age.