A 29-year-old registered sex offender from Wisonconsin has been convicted in Florida after sexually grooming a 12-year-old girl online. Mohammad Ali Hemmat, 29, Milwaukee, has been found guilty of enticing a minor to engage in sexual activity, production of child sexual abuse material, traveling on two occasions from Wisconsin to Florida for the purpose of engaging in sexual activity with a minor, and committing these offenses while required to register as a sex offender. Hemmat faces a minimum mandatory sentence of 35 years, up to life, in federal prison. The sentencing hearing is scheduled f…