A Rochester firefighter -- has pleaded guilty to two federal child pornography charges.
Prosecutors say Brett Marrapese of Irondequoit used an IP address associated with the Rochester Fire Department to upload the images.
He allegedly posed as a teen boy, and solicited illicit photos and videos from teen girls on Instagram.
Investigators searched Engine Number 3 on Emerson Street last year, as well as Marrapese's home, vehicle, camper, and cellphone.
He faces at least 5 years in prison on each count.
He'll be sentenced in November.