A Brownsville man is behind bars after he allegedly had a sexual relationship with a 15-year-old girl.
Brownsville police arrested 26-year-old Jose Guadalupe Martinez on an aggravated sexual assault charge on Monday evening.
Investigators told Action 4 News that Martinez had been involved in an inappropriate relationship with a 15-year-old girl.
Authorities issued a warrant for his arrest.
Police officers received information that Martinez was a home off Camino Del Rey on the city's westside.
Investigators said Martinez was taken into custody without incident.
Martinez remains in custody after facing a Brownsville municipal judge on Tuesday morning.