A Southern California police department has been handcuffed by Lego.

(CNN) - A fast-moving fire erupted in Southern California on Wednesday, exploding from 25 acres to nearly 1,000 acres within five hours. Residents in those areas have been asked to take their pets to a local animal shelter. At least 400 homes, or about 1,200 residents, are under mandatory or voluntary evacuation orders, the incident information spokesman told CNN. Tenaja was first reported minutes before 4 p.m. local time Wednesday, when it was 25 acres. By about 9 p.m., it had scorched 994 acres and was 5% contained, the Riverside County Fire Department said.