Sheriff John Williams Sr and William Chase Johnson

HERO DOWN: Beloved Alabama sheriff shot to death by teen son of a law enforcement officer [Cops]

Authorities in Alabama have arrested an 18-year-old man accused of gunning down a cherished sheriff, Fox News reports.

Lowndes County Sheriff John Williams Sr., known locally as “Big John,” was fatally shot Saturday evening after responding to a call at a convenience store about 25 miles south of Montgomery, Alabama. Williams, a U.S. Marine Corps veteran, had been sheriff here for almost 10 years.

The convenience store owner had called the police to complain about a crowd loitering in the parking lot, according to William Chase Johnson, reportedly the son of a law enforcement officer, shot Williams, according to police

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After the shooting, Johnson reportedly fled in Williams’ vehicle around 8:15 p.m. Saturday. After a four-hour manhunt, Johnson returned to the scene and turned himself in.

Police had issued an alert about Johnson, describing him as “a serious risk to the public.”

Williams was a beloved community figure who was first elected sheriff in 2010. He has been re-elected ever since.

Alabama Trooper Sgt. Steve Jarrett told that Williams was an important figure in the community.

“He was a wonderful man,” Jarrett said. “Everybody in law enforcement knew him. If you ever met him, you’d never forget him. He worked 24/7 and was an outstanding sheriff.”

Alabama Gov. Kay Ivey also offered her condolences, tweeting: “I’m saddened to hear about Sheriff Big John Williams, who was tragically killed this evening in the line of duty. Through his service to our country in the @USMC and his many years working in law enforcement, he dedicated his life to keeping other people safe.

“He will be remembered as a consummate professional and pillar of his community,” Ivey continued. “I offer my prayers and deepest sympathies to his family and to the men and women of the Lowndes County Sheriff’s Department.”

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[Feature Photo:  Lowndes County Sheriff John Williams Sr./Lowndes County Sheriff’s Office; William Chase Johnson/Alabama Law Enforcement Agency]