Hundreds of East Texas workers are still not allowed to go back to work Thursday. Mansfield plumbing contract negotiations between union workers and employees are still at a stalemate after 28 days. Workers in Kilgore are picketing in the scorching heat outside the gates of Mansfield plumbing. 200 people have been locked out since May 31st after a contract could not be agreed upon. Regional representatives are now being called in to try to jump start negotiations. Union reps say the contract being offered by the company has too many cuts in salary and benefits.