a. Rules for active investigations.

Section 552.108(a)(1) of the Act exempts information and internal records held by a law enforcement agency relating to an active investigation. Specifically, information that would interfere with the detection, investigation, or prosecution of a crime. See id.; see also Op. Tex. Att'y Gen.  OR2005-10719 (2005); see also Tex. Atty. Gen. Op. OR2011-11538 (2011) (911 calls made on specified dates pertaining to a specified address may be withheld because although case is inactive, Houston Police Department indicated case may be reactivated once additional leads are developed). However, basic information about an arrested person, an arrest, or a crime is not exempt. Op. Tex. Att'y Gen. No. OR2005-10660 (2005).