micky calahan is the former labor mediator for the state and for 12 years she was a representative forfg> california assembly speaker john perez weighed in on the bart negotiations saying he supports the governor's decision to launch an investigation into the negotiations. he says he's bothered but what he's seen so far. >> scientists seem committed to a negotiations process. i was very bothered to see the chief investigator went off to take an exended vacation during that period of time. >> perez says another strike could be devastating to the bay area and affect the state's economy. >> boy, it was a good thing there was ntd a bart strike today.]?$ you might still be trying to get to work. that is because of a truck that caught fire at 6:00 a.m. and the congestion put the strike to shame. here is the abroch to the bay bridge. here is a lk at the skyway where traffic is moving more normally as it would this time of the day on the lef