An affidavit released by the Little Rock District Court shows a previous attempted robbery investigation earlier this month led to the arrest of the suspected Park Plaza Mall deadly shooter.

Little Rock police arrested 18-year-old Abdelrahman Sallam in the death of Cynthia Gregory at Park Plaza on Monday. A 15-year-old was arrested in a separate homicide case.

Before Abdelrahmanahmed Sallam allegedly killed Cynthia Gregory, police say he used the same gun to scare a teen he met ...