Philadelphia police Officer William Watts Sr. (Philadelphia Police Department) PHILADELPHIA - A Philadelphia police officer was arrested and charged for transportation and possession of child pornography, arising from his transmission over the internet of images of children being sexually abused, prosecutors announced.According to the complaint, William Watts, Sr., 55, downloaded multiple files of child pornography from the internet application WhatsApp, including depictions of prepubescent children engaged in sexual acts, some with adults. "As alleged in the Criminal Complaint, the defendant sought out videos of children being abused for his own gratification – thus adding to the demand for these types of images to be produced and more.