Dr. William Petit Jr. and Christine Petit
08/01/2013 at 08:40 PM EDT
Dr. William Petit Jr., whose wife and two daughters were murdered
in 2007, is expecting a child with his new wife, Christine.
"Christine is 22 weeks along and is due the first week of December," their spokesman, Rick Healey, said Thursday.
"I'm very excited," an emotional Dr. Petit told Connecticut TV station WFSB
. "Children are always your jewels."
The doctor and Christine, 36, a professional photographer, became close when she volunteered photographing events for the Petit Family Foundation
, the charity he started after his family's deaths.
The couple were engaged
in 2011, with the blessing of his late wife's family, and married