The White House awards a no-bid contract worth up to $500M to Clark Construction through the Executive Residence, documents show.President Donald Trump is directly involved in negotiations and officials cite security upgrades after a White House Correspondents' Association dinner to justify the fast-tracked work.Costs have risen from an original $200M estimate to as much as $500M, Clark internal documents project roughly $65M in profit, and the White House says about half will come from taxpayer funds.A federal judge has limited the president's power to demolish the East Wing, litigation is pending, and experts question the transparency of routing a major renovation through an exempt office.