Modesto, CA -[Missing pregnant woman] Laci Peterson's family fired another salvo at her husband Scott during interviews on two national cable shows Tuesday night, demanding he answer both their questions and those of Modesto investigators.Meanwhile a source with inside information about the case told KTVU's Ted Rowlands that Scott Peterson continued to be the focus in the case.The source added that even without a body an arrest 'could come in a matter of weeks, not months.'On FOX News Tuesday night, Ron Grantski-Laci's Stepfather--demanded that Scott answer all the family questions surrounding his possible involvement in Laci's disappearance on Christmas Eve.