Child Abuse
She pushed the boy in the face, causing him to fall and strike his head.
Nearly one-third of Bangladeshi girls are married by age 15.
Jayceon Chrystie was just 4 months old.
WHAT'S HAPPENING
Parents have accused police of failing to stop the abuse.
Cops said she admitted to injecting herself with bath salts and prescription drugs.
"I killed my son."