Market today: Dow, S&P 500 hit record highs; your trading guide for Sept 20
				
																	
								
				Share market today: In the US, the S&P 500 and Dow Jones closed at record highs. The Dow Jones finished up 1.26 per cent and the S&P 500 closed 1.7 per cent higher				
			
			
			
			
						
						
						
					
		