The father of little Lucas Hernandez tells Nancy Grace he drove 11 hours from his job in New Mexico to Kansas, when he got the call that his 5-year-old son had disappeared from his bed in February. Jonathan Hernandez gives his first in depth interview about the discovery of his son's remains under a rural bridge after more than three months. Nancy's expert panel joining the interview include lawyer and psychologist Dr. Brian Russell, private investigator Vincent Hill, forensics expert Joseph Scott Morgan, Atlanta juvenile judge and lawyer Ashley Willcott, and CrimeOnline reporter Leigh Egan.