A former prison guard has been sentenced to 10 months in prison for sexually abusing an inmate.  33-year old Carlos Sanchez must then serve 5 years of supervised release.  According to court documents, the former Middlebury man was employed as a correctional officer at the Federal Correctional Institution in Danbury.  On two occasions last summer, Sanchez engaged in sexual activity with a female inmate at the prison.  He pleaded guilty and was released on bond.   Sanchez must report to prison on May 21st.  He was born in Ecuador and became a U.S. citizen in 2009 after serving in the Marines for more than four years. He started working for the Bureau of Prisons in 2014.