LIVERMORE, Calif. (KGO) -- A woman and a 14-month-old baby girl were killed Saturday night after a car crashed into the backyard of an apartment complex on Murrieta Boulevard in Livermore.Police have arrested the driver on suspicion of driving under the influence.Two young boys were transported to local hospitals and are in stable condition.The Livermore Police Department is asking anyone who witnessed this accident, or has any information, to call 925-371-4777.