A woman has been arrested after pushing a 3-year-old child onto train tracks, Fox News reports. 

The child was with his mother at the train station in the American city of Portland.

A video released by Multnomah County police shows the toddler waiting for the train when an unknown woman pushes him onto the tracks. 

Brianna Lace Workman, 32, is accused of pushing the child onto the tracks without reason.

A man survived after falling in front of a subway train in Buenos Aires

The woman will appear in court on Thursday. 

The child was taken out shortly before the train passed.

It has bruises on the head.

injured child