As the weeklong manhunt for the suspect arrested in the killings of four relatives of a baby found abandoned in Tennessee came to an end on Tuesday, police revealed the suspect’s girlfriend is related to the victims.

A manhunt for the suspect in the Tennessee kidnappings and killings of four people, including three from the same family, ended Tuesday, police said.

Authorities had been searching for Austin Robert Drummond since July 29, when four people were found dead and an infant was abandoned in northwest Tennessee.