Wall Street‘s main indexes opened higher on Monday, with risk sentiment aided by signs of progress in Washington to end a record U.S. government shutdown that has stalled economic data releases and intensified concerns over the state of the economy.The Dow Jones gained 237.58 points or 0.51% to close at 47,224.68, the S&P 500 rose 68.62 points or 1.02% to 6,797.43, while the Nasdaq advanced 382.25 points or 1.66% to 23,386.79.