The robbers reached a first-floor window and cut through glass panes to gain access to the museum's gilded Galerie d'ApollonThe Louvre Museum in Paris has been forced to close while police investigate a brazen heist which reportedly targeted France's priceless crown jewels. Thieves wielding power tools broke into the world's most visited museum in broad daylight, before escaping on scooters with items said to be of "incalculable" value. Here is what we know about the crime which has stunned France.How did the theft unfold?The theft occurred on Sunday between 09:30 and 09:40 local time, shortly after the museum opened to...