A Florida mother is livid and looking for answers after a fight broke out between her son and a teacher.
The video shows a chair flying in the air.
Isaiah Speights, 18, ended up on the ground.
Speights says it started when he made a smart remark to the high school teacher.
The teacher says Isaiah put his hands on him first.
Officials at the Treasure Coast School are investigating.
Chair thrown during teacher-student fight in Florida