Police investigated a shooting in Pasadena on Sunday afternoon, but found no victims or suspects, authorities said.
Numerous witnesses called police about 2 p.m. to report hearing between four and five gunshots near Boylston Street and Wright Avenue, said Pasadena police Lt. Pete Hettema.
Officers did not find any shooting victims, but did locate evidence a shooting had occurred, such as spent bullet casings.
Anyone with information can reach Pasadena police at 626-744-4241. Tips may also be submitted anonymously to L.A. Regional Crime Stoppers at 800-222-8477.