NEW : Sen. Deborah Jeane Palfrey resumes work on Senate . NEW : Linked to ` ` D.C. Madam '' , '' he tries to keep low profile . NEW : Conservative apologizes to fellow Vitter at lunch . NEW : At first she tried to sell the phone records to raise money for her defense . Journalists seeking Vitter cause disruption in Capitol Hill committee meeting .
NEW : Sen. Deborah Jeane Palfrey resumes work on Senate . NEW : Linked to ` ` D.C. Madam '' , '' he tries to keep low profile . NEW : Conservative apologizes to fellow Vitter at lunch . NEW : Journalists seeking Vitter cause disruption in Capitol Hill committee meeting .