Police Chase Ends in Fatality on Mission St., Porsche Unveils Mission S Concept

• A suspect fleeing on a scooter was killed during a police chase on Mission St. in San Francisco.
• Police report the suspect struck his head on a street fixture; witnesses claim he was tackled into a bus shelter by police.
• Porsche revealed the Mission S concept car, part of a turnaround plan to boost profits through higher-end products and lower sales.
• The Mission S concept car previews Porsche's new design identity.