Drunk driver sentenced to 15 years for killing sergeant

HOUSTON

Muños-Muños, 23, was driving drunk when his vehicle struck Sgt. Polk's truck on May 19, 2013 as the sergeant was on his way home from an extra job.

Sgt. Polk's 11 year-old son, Christian, read the victim's impact statement at the sentencing.

Muños-Muños had been previously arrested for Driving While Intoxicated in 2012.

Sgt. Polk was a 16 year veteran of the Harris County Sheriff's Office.

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