CHICAGO (STMW) – Police say an argument between two men Sunday morning in the West Side Austin neighborhood led to one of them shooting the other one dead.

The shooting occurred about 4:20 a.m. in the 100 block of South Cicero Avenue, police said. Ricardo Rivera, 31, and Gabriel Guardiola, 36, who knew each other, got into an argument in a parking lot there, according to police News Affairs. The argument ended with Guardiola allegedly shooting Rivera in the head, according to police.

Rivera, of the 4900 block of West 23rd Place in Cicero, was pronounced dead at the scene at 7:35 a.m., according to the Cook County Medical Examiner’s office.

Guardiola, of the 1500 block of North Monticello, was charged with one count of first degree murder, according to police.

He was expected to appear Tuesday for a bond hearing at the Cook County Criminal Courts building at 26th and California.

(Source: Sun-Times Media Wire © Chicago Sun-Times 2013. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed.)