Shauna Summers says someone unlocked her back gate (at Roscoe and White Oak) and took off with her Russian white wolfhound.
The dogs are also known as Borzois.
The missing dog is male, 80 to 90 pounds and has a completely white coat.
Summers says the dog has collar ID tags and is microchipped.
If you have information about Summers’ dog, please call (818) 705-4972 or (818) 614-8305.