(Portland, OR)  --  Police are looking for the driver of a vehicle that hit and injured a 14-year-old girl before speeding off.  The crash happened around 1:00 p.m. yesterday at the intersection of Southeast 26th Avenue and Powell Boulevard.  The girl is being treated for injuries that aren't considered life-threatening.  Police say the driver is described as a white woman in her 40s, driving a gold-colored, midsize SUV, possibly a Lexus.