Wall Street's main indexes opened flat on Thursday following earnings reports from Walt Disney and Spirit Airlines, while investors also assessed softer-than-expected jobs data and remarks from policymakers on interest rate cuts. The Dow Jones Industrial Average rose 42.09 points, or 0.1%, at the open to 38,719.45. The S&P 500 opened higher by 1.44 points, or 0.03%, at 4,9993.62.