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b'The search continues for Gabby Petito. The 22-year-old and her boyfriend, Brian Laundrie, were traveling on a cross-country road trip when Gabby disappeared. Laundrie reportedly returned to his Florida home in the converted camper van the couple had been traveling in, but without Petito. Laundrie has since refused to speak to anyone out his parents and a lawyer about what might have happened to her. Laundrie\'s sister Cassie said in an interview with Good Morning America that she wished she knew more, Cassie Laundrie says that she has not been able to speak to her brother, but did not specify why. \\n\\nJoining Nancy Grace Today:Dale\\xa0Carson\\xa0- Criminal Defense Attorney (Jacksonville), Former FBI Agent, Former Police Officer, Author: "Arrest-Proof Yourself,\\xa0DaleCarsonLaw.com Dr.\\xa0Bethany\\xa0Marshall - Psychoanalyst, www.drbethanymarshall.com, New Netflix show: \'Bling Empire\' (Beverly Hills) Joe Scott Morgan - Professor of Forensics Jacksonville State University, Author, "Blood Beneath My Feet", Featured on "The Piketon Massacre: Return to Pike County" on iHeartRadio Sheryl\\xa0McCollum\\xa0- Forensic Expert & Cold Case Investigative Research Institute Founder, ColdCaseCrimes.org Nicole Partin - CrimeOnline.com Investigative Reporter, Twitter: @nicolepartin'