Houston police said Ericka Naim, 40, is charged with aggravated assault after witnesses said she was involved in some sort of dispute on Saturday with Terry Copper.
Police said Copper, 51, was found stabbed in the chest at 3501 North McGregor Way, and was rushed to the hospital in critical condition.
Witnesses told police they allegedly heard threats being made, and a short time later, ambulances were arriving to help Copper.
We do not know the victim's current condition.