A Youngstown man has been arrested and charged with aggravated assault.
 
Jacob Santiago, 41, has been arrested for allegedly throwing his daughter violently to the ground and threatening his girlfriend and their kids with a knife.
 
Santiago's daughter sustained a bloody nose and a broken arm.
 
Santiago left the scene and was later apprehended after briefly trying to evade the police.
 
According to a police report, the girlfriend had several scratches on her arms and chest, which were believed to be caused by Santiago.