Judy Cox, mother of missing Utah mother Susan Powell, testifies before a Senate committee as her husband, Chuck, center, and Sen. Pam Roach, right, listen on Friday, Feb. 1, 2013, in Olympia, Wash. Roach has sponsored a bill to restrict or block visitation rights for someone who is the subject of a murder investigation. The Cox's son-in-law, Josh Powell, long scrutinized by authorities for the disappearance of his wife, killed himself and his two young children last year. (AP Photo/Rachel La Corte)

Associated Press
Judy Cox, mother of missing Utah mother Susan Powell, testifies before a Senate committee as her husband, Chuck, center, and Sen. Pam Roach, right, listen on Friday, Feb. 1, 2013, in Olympia, Wash. Roach has sponsored a bill to restrict or block visitation rights for someone who is the subject of a murder investigation. The Cox's son-in-law, Josh Powell, long scrutinized by authorities for the disappearance of his wife, killed himself and his two young children last year. (AP Photo/Rachel La Corte)
Judy Cox, mother of missing Utah mother Susan Powell, testifies before a Senate committee as her husband, Chuck, center, and Sen. Pam Roach, right, listen on Friday, Feb. 1, 2013, in Olympia, Wash. Roach has sponsored a bill to restrict or block visitation rights for someone who is the subject of a murder investigation. The Cox's son-in-law, Josh Powell, long scrutinized by authorities for the disappearance of his wife, killed himself and his two young children last year. (AP Photo/Rachel La Corte)