robkelk wrote:
Only 10 cars? How about 75: http://www.cbc.ca/news/canada/toronto/highway-401-closed-near-napanee-due-to-pileup-1.2515565

Let your co-workers know that it could have been much, much worse...
*shrug*  I was giving a conservative guess based on what I could see in the pictures.  That said... 75?! @_@