A San Rafael man who led police on a from Marin City over the
Golden Gate Bridge to San Francisco late Friday night ended up
crashing his car, injuring himself and a passenger and getting
arrested for driving under the influence, police said.  Calvin
Webb, 53, was arrested on suspicion of driving under the
influence of alcohol, reckless driving while evading a police
officer and willfully obstructing police investigation after a
wild chase that began shortly before midnight and ending in a
crash just south of the Battery Tunnel in San Francisco,
California Highway Patrol Sgt. Marcus Bartholomew said.  Both
Webb and his passenger, Wade Boswell III, 42, of San Rafael,
were injured, Bartholomew said. Webb had a minor facial injury
and Boswell complained of chest pain. The two were treated at
the scene and then taken to San Francisco General Hospital,
Bartholomew said, and Webb was arrested.  The chase ended when
the suspect's blue Nissan Sentra hit a concrete barrier just
south of the Broadway Tunnel several tim