A presidential commission's controversial plan to reduce the U.S. budget deficit appeared likely to fall short of the support it needs to advance to Congress on Friday after panel member Andy Stern said he would not back it.

I voted 'no', despite my admiration for the effort, because any plan, I feel strongly, must tackle both our fiscal and investment deficit needed to create jobs and a dynamic economy, said Stern, a former labor leader, in a prepared statement.

(Reporting by Kevin Drawbaugh and Andy Sullivan; Editing by Jackie Frank)