An Elk Grove man got into verbal altercation with his mother, that resulted in her exiting the vehicle. That then led to a physical altercation and the man stabbed her in the shoulder with a small knife, then took her keys and drove off in her car. The victim was taken to a local hospital and received treatment for her injuries. The suspect, 24 year old Ryan Gillespie of Elk Grove was later arrested in front of his residence with the stolen car. The incident took place around 5:30 am on Tuesday morning. Gillespie was taken to jail and charged with felony car jacking and felony assault with a deadly weapon. He is being held on $100,000 bail.