A Kyocera Wireless 2325 <A HREF="http://zdnet.com.com/2100-1103_2-5256261.html?tag=zdnn.alert">cell phone caused fist-size flames</A> that injured a California teenager earlier this week, a fire investigator said. Frank Huddleston, an investigator at the Ontario, Calif., fire department, suspects the phone's battery, its original, is to blame for the accident, which occurred Thursday morning.