Update 2: The "school lockdown has been lifted," the Elk Grove Police Department said on Twitter.
Update: The third suspect has been located and arrested, police say.
Police are searching for residential burglary suspects in Elk Grove, and have placed a middle school on lockdown.
Two have been arrested, and one is still at large.
The suspects were last seen in the 9500 block of Colton Avenue, according to a message posted to the Elk Grove Police Department's Twitter feed.
Nearby Joseph Kerr Middle School has been locked down, police said.
Check back for more information.