The Brownsville Police Department confirmed there were mental health-related calls involving the man accused in a deadly shooting at the Brownsville Public Library.

Humberto Paz was arrested on May 11 after police say he shot and killed 71-year-old Vahid Khaledi.

Both individuals got into a verbal altercation at the Brownsville Public Library, according to police.

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In a social media post, Brownsville Police Department Public Information Officer Abril Luna said mental-health related calls involving Paz were made to police.

"But there were no indications of threats made. We also do not have confirmation yet whether Paz was in any military service," Luna said

Police say they found a weapon on Paz at the library. He is charged with murder and aggravated assault with a deadly weapon.

Paz is still in jail, and his bond was set at $3.25 million.

The city of Brownsville is offering free counseling services to library employees who were at the scene when the shooting happened.