Packed Virgin Atlantic Boeing jet's windscreen 'cracked at 40,000 feet' on flight from Heathrow to San Francisco
				
																	
								
				Mail Online - The incident occurred three hours into the flight as the jet flew between Greenland and Iceland andforced Virgin Flight VS41 to make a U-turn and fly back to the UK on May 27.				
			
			
			
			
						
						
						
					
		