Children : 5 children in critical condition . CNN 's Steven Jiang contributed to this report . The death toll is down from 43 to 42 . Four people survived Canada 's first crash in 30 years . Survivors cite violent shaking prior to impact .
Children : 5 children in critical condition . The death toll is down from 43 to 42 . Four people survived Canada 's first crash in 30 years . Survivors cite violent shaking prior to impact .