Right to work laws allow employees to work in union-represented workplaces and be covered by collective bargaining agreements without joining a union or paying dues.
American products, he vowed, would be made with union labor.
Union labor.
Many of the jobs created will be union jobs, the official added.
"It's not a favorable environment, but we can still organize," Samantha Smith, senior adviser for clean energy jobs at the AFL-CIO, said in an interview.