The FBI says there is probable cause to believe that the pair `` tampered with ... evidence and engaged in destruction , alteration , and falsification of records in a federal investigation . '' NEW : Agents are charged with tampering with evidence and destruction of property . NEW : Agents hear Jack Johnson tell his wife to ` ` flush '' a check . Federal agents execute search warrants as part of an ongoing investigation . Affidavit : Karen Johnson hides $ 80,000 in her bra as FBI agents knock at the door .
NEW : Agents are charged with tampering with evidence and destruction of property . NEW : Agents hear Jack Johnson tell his wife to ` ` flush '' a check . Federal agents execute search warrants as part of an ongoing investigation . Affidavit : Karen Johnson hides $ 80,000 in her bra as FBI agents knock at the door .