A federal jury in Jacksonville, Florida, has convicted Gray Edward Rivera, 46, of Miami, on multiple counts related to the production and attempted production of child sexual abuse material. Rivera faces a minimum mandatory sentence of 15 years and up to 30 years in federal prison for each count. Evidence presented during the trial revealed that Rivera gifted three items containing concealed cameras to a child—a Bluetooth speaker, a calendar/clock, and a USB charging tower—and strategically placed them in the child’s bedroom. Read: Montana, Illinois Man Gets 15-Year Prison Sentence For Meth Tr…