Smelled some sort of chemical as soon as they arrived on the scene. Now the Fire Department is working to clear the chemicals. The red cross is assisting people who were evacuated. The area shut down to traffic. This is a developing situation. We will update as we get new details. Now to our continuing coverage of the giants playoff run. The bay area is abuzz with excitement as the giants prepare to play game six of the National League championship series tomorrow. Thanks in large part to pitcher barry zito who led the team to victory last night. As nbc bay areas Kimberly Tere found. Reporter the giants arrived home layoff last night. Winning game five in the National League championship series. The giants need to win tomorrow and then monday to make it into the world series against detroit. Theyre going to take the whole thing. Theyre going to do it here. Reporter many fans say the strength of the team has a lot to do with the bull pen and credit barry zito with keeping the season ali