Authorities are saying that they are not treating the shooting of three people in Mission as an attempted honor killing.
The suspect Talal Nimer is facing attempted murder charges after shooting his estranged wife, their daughter and their daughter TMs boyfriend.
Mission police the gunman's Muslim faith did not play a role in their investigation.
But when quizzed on why he did it, the Lebanese man admitted that he didn't like that his daughter was dating someone who's not Muslim.
He also felt his daughter's boyfriend was taking over as the man of the house.
Another girl was killed in the Phoenix area by her father after she allegedly refused to enter in an arranged marriage.
According to Mission Police Chief Martin Garza, Nimer TMs religious beliefs will not be taken into account.
Garza said police will they'll focus on several other factors.
The first is that Nimer and his estranged wife were going through a divorce after he admitted to cheating on her.
The second factor are statements from the family saying Nimer had previously threatened to kill them.
Currently, both the mom and the daughter's boyfriend are out of the hospital after undergoing surgeries.
The daughter remains hospitalized in stable condition.
She was shot in the neck and must undergo another surgery.