Thousands of Wal-Mart employees are fighting to get their jobs back after Wal-Mart suddenly closed five stores last week without warning. The retailer said it closed the stores in California, Texas, Oklahoma, and Florida due to persistent plumbing issues that could take as long as six months to fix. More than 2,200 workers were laid off as a result and given two months of severance pay. But some critics are skeptical that Wal-Mart closed the stores because of plumbing issues. Officials in the five cities where Wal-Mart closed stores claim the company hasn't sought permits for plumbing work, according to ABC...