A 28-year-old man from Chicago has pleaded guilty to sex trafficking in California. Marquist Piere Bradford forced children into sex trafficking. According to court documents, Bradford used a 15-year-old girl in his prostitution business while traveling from Fresno to Sacramento. Bradford kept an apartment in Rancho Cordova as a headquarters for the business which he ran from the Sacramento and Bay Areas to cities outside of California. Authorities say at least two of Bradford's victims were under the age of 18. He is scheduled to be sentenced October, 2014 and faces a maximum statutory penalty of life in prison and a $250,000 fine.