U.S. lawmakers tried adding crypto conflict-of-interest rules to the CLARITY Act, targeting officials like Trump.  
The White House blocked the proposal on June 11, stopping bipartisan compromise.  
The clause aimed to stop presidents, VPs, and lawmakers from profiting off crypto while in office.  
A "ban Trump from crypto" amendment by Maxine Waters also failed 21-30.  
The White House is negotiating new wording with Republicans to pass the bill by August.  
Democrats' uncertain support may del