( CNN ) -- A ninth-grade student was in custody Saturday and charged with murder after he allegedly shot a classmate in the back of the head at their northern Alabama middle school , authorities said . The shooting happened during a class change around 1:45 p.m. Friday at Discovery Middle School in Madison , just west of Huntsville , police said . `` I was walking down the hallway and just saw a whole bunch of kids start screaming and running , telling me there was a gunshot , ( that ) there was a kid that got shot in the ninth grade , '' seventh-grader Paxton Schremsher told CNN affiliate WAAY-TV . Ninth-grade student Todd Brown , 14 , died after being taken to a hospital in Huntsville , Madison Police Chief Larry Muncey said . No one else was hurt , CNN affiliate WAFF-TV reported . Police said it was an isolated incident between Brown and the alleged shooter , though they said the motive was still unclear . One student , however , said he may know the reason . `` It was some discussion about gang-related things and the shooter just got fed up with it , '' student Jeremy Tuttle told WAAY . The shooting happened in the hallway just outside the band room , WAAY reported , and immediately sent students running for cover . `` I was in the ninth-grade hallway and I just heard a loud pop , and it sounded like a gun . People started running , '' student Tyler Renn told WAFF . `` People started running toward the classrooms , so I just ran in a classroom and everybody was under the desks and the lights were off , '' ninth-grader Joshua Murphy told the station . The school resource officer held the shooter and the school nurse stayed with the victim until the authorities arrived , said Madison City Superintendent Dee Fowler . The school went into lockdown until 3 p.m. , leaving panicked parents outside , unable to pick up their children . One of them was Dixie Duncan , who sat in her car waiting to be allowed in . She read aloud a text message she said she received from her 14-year-old daughter inside the school . `` Mama , do n't come to school . Watch the news . There 's a possible shooting , '' the message read . City officials planned a meeting at a high school Sunday with church leaders , city and school officials , and counselors . The meeting is open to the public . `` We 'll continue as a community to work together to work through this , '' Madison Mayor Paul Finley said . Muncey said the threat to the school is now over . `` It 's a horrific event and I hate it , and I wish we could have changed it , but our schools are safe , '' he told reporters .
Student dies after being shot in head by fellow classmate , authorities say . Shooting occurred during class change Friday at Discovery Middle School . Police say motive for the shooting is unknown .