Son fights, shoots accused sex offender Mom found

SAN ANTONIO, Texas (FOX NEWS) - A mom in San Antonio made a stunning and scary find: an accused sex offender hiding under the stairs, outside her house. That led to a fight and shooting involving her son.

It was the family's barking dog who alerted the woman to suspect Leonard Trevino.

According to the arrest warrant, Trevino, 56, burst out with a gun and demanded the family let him into their home.

Investigators said Trevino beat the woman's son on the head with a pipe-like object. Ultimately, the son shot the suspect in the face.

The son's age has not been released.

FOX News has details on the suspect's condition and the charges he's facing.