“Of course, it’s devastating,” said Perry, 49, a library associate in the DC public library system. His wife, Gina Nixon-Perry, 42, is also associated with the municipal library. Tyshon was the second oldest of their five children, and grew up in a tidy duplex in the Deanwood area of northeast Washington. In discussing the plea deals with the US attorney’s office, the father said, “We were very adamant that we disagreed completely. … From now on, no one will be held responsible for the murder of our son.