. >> reporter: south bay resident patrick valentino says those traffic concerns voiced by hospital workers should be taken seriously. >> there's talk about having direct right-of-way for hospital workers and emergency vehicles. and i think that's extremely important to consider. >> reporter: and those concerns are addressed in the draft environmental impact report, but opponents continue to say they're not convinced that mitigation measures would actually take place. coming up i asked the attorney for the mission bay alliance why ucsf hospital officials are not as opposed to the arenas the mission bay alliance is. the answer may surprise you. it's a story we're working on for 6:00. mark matthews nbc bay area news. >>> we go back out to gilroy where a brush fire is burning. 40 acres now. you can see cal fire onscene and joining us on the telephone is pam tamaraman. you guys have been very busy. can you give us an update on the fire near gilroy? >> currently, we're working a vegetation fire and heavy brush. it's going to be west through highway 101 near the monterey frontage road just south