GSA says official appeared to make light of congressional oversight . Newly released video footage continues an uproar over wasteful government spending . Congressional investigators examine the General Services Administration 's lavish next week conference in Las Vegas . Hearings are planned for 2010 by House and General Services Administration committees .
General Services Administration says official appeared to make light of congressional oversight . Newly released video footage continues an uproar over wasteful government spending . Congressional investigators examine the GSA 's lavish 2010 conference in Las Vegas . Hearings are planned for next week by House and Senate committees .