Tonight there is concern over the type of pipe chevron plans to use. That broke last august, causing a huge fire at the richmond refinery. Dan kerman reports, federal investigators are not convinced that chevron is using the best Available Technology. This chemical safety board has issued a subpoena to chevron. They have to answer it these specific decisions about the Decision Making process of the cost one type of pipe instead of the other. Dan kerman, kron 4 news. In the letter about the concern they say that there is a 9 percent chromium steel alloy will work the best and it is concerned about stainless steel being more susceptible to stress corrosion. In bay area news, this 65 yearold woman. The suspect is only 14 years old. We are getting a photographs. This is one of them caviar king. They are going to try him as an adult. If kaviar. King he approached the woman, it kidnapped her, sexually assaulted her and she was left on the side of the road which was found hours later. The sus