Question: Who is the chief of police of los angeles?
qaPairs: question: Who is the Chief of Police of Los Angeles from November 17, 2009 to June 27, 2018?
answer: Charles L. Beck
question: Who is the Chief of Police of Los Angeles from November 1, 2009 to November 17, 2009?
answer: Michael P. Downing
question: Who is the Chief of Police of Los Angeles from October 27, 2002 to October 31, 2009?
answer: William J. Bratton