Calvin Paul Harjo, 26, was taken into custody at about 6:40 p.m. Monday night at Westfield Downtown Plaza, according to a police report.
Police said three women in a restroom at the store caught Harjo photographing them with a cell phone.
The women chased Harjo and detained him long enough for mall security to arrive.
Police later arrived and took Harjo into custody.
This article originally appeared on KCRA.com.