<sod >At least six people were killed after Amtrak train 501 derailed about 7:30 a.m. along Interstate 5 as it was leaving the new Tacoma station, a U.S. official told The Associated Press.< eod>< sod > Jay Inslee declared a state of emergency after Amtrak train 501 derailed around 7:30 a.m. along Interstate 5 as it was leaving the new Tacoma station.< eod>