Police received calls about shots fired at Skyline High School around 11:30 AM.
Flights that are already airborne are continuing to their destination as planned.
No additional details regarding the reasons behind the lockdown have been disclosed.
No injuries have been reported at this time.
Munoz was deceased from a self inflicted gunshot wound.
Mr. Anderson is the father-n-law and Kigan Munoz the suspect's son. The suspect Jose De Jesus Gomez Munoz is still at large.
Police were also called to a drive-by shooting scene outside the UAB Hospital, where officers said no one was injured.
25-year-old Abraham Diaz was also killed in the shooting.
Police ask public to please stay out of the area.
As of now, the police have not yet identified any suspect(s) in connection with the incident.