San Francisco police are investigating a double stabbing that happened early Tuesday morning. It happened around 3:30 am. Police say it started with a fight at Larkin and Olive streets. A man and a woman both in their 20's were stabbed in the lower and upper back.
Police say four people ran away from the scene after the attacks. The victims were transported to a hospital. There is no word on their conditions.
Police have not released any information on suspects, but expect to release more information later Tuesday.