<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
COMPANY'S CONSOLIDATED STATEMENTS OF OPERATIONS AND BALANCE SHEETS AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER>  1000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JUN-30-1997
<PERIOD-END>                               DEC-31-1996
<CASH>                                          55,001
<SECURITIES>                                    52,499
<RECEIVABLES>                                   70,638<F1>
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                               191,433
<PP&E>                                          63,090<F2>
<DEPRECIATION>                                       0
<TOTAL-ASSETS>                                 262,001
<CURRENT-LIABILITIES>                           92,655
<BONDS>                                         73,170
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        25,188
<OTHER-SE>                                      55,664
<TOTAL-LIABILITY-AND-EQUITY>                   262,001
<SALES>                                        158,219
<TOTAL-REVENUES>                               158,219
<CGS>                                          130,490
<TOTAL-COSTS>                                  130,490
<OTHER-EXPENSES>                                49,161
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               2,783
<INCOME-PRETAX>                                (20,936)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            (20,936)
<DISCONTINUED>                                  20,000
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                      (936)
<EPS-PRIMARY>                                     (.04)
<EPS-DILUTED>                                      .04
<FN>
<F1>The receivables amount is shown net of contract allowances and allowances
    for doubtful accounts.
<F2>The PP&E amount is shown net of accumulated depreciation and amortization.
</FN>