San Antonio -

A Southwest Side man is fighting for his life after being shot in the head Thursday.

According to police, it happened about 4 p.m. in the 300 block of Vincent.

Police are looking for two people they say are responsible.

They are believed to be in a black Chevy pickup with a red stripe.

According to San Antonio police, the east and westbound lanes of Loop 410 at Somerset Road were closed for a time while officers collected evidence related to the shooting.

The main lanes at 410 were reopened a short time later.