HAMMOND, Ind. (AP) _ A Gary mother and a man she is accused of allowing to take pornographic photos of her two young daughters have pleaded not guilty to new federal charges.
 
  The 24-year-old mother pleaded not guilty Wednesday to a second count of permitting of child to participate in the production of child pornography. The Times of Munster and the Post-Tribune of Merrillville report 39-year-old Christopher Bour of Gary also pleaded not guilty to two additional counts of production of child pornography.  
 
  Charges against Bour include production of child pornography and the purchase of a child for production of child pornography. 
 
  Authorities say the mother met Bour through a dating service and took money from him so he could use the girls in pornographic photos.