Auto body repair & detailing: Cracked widshield, cracked windshield

Question
Hi

Could you tell me if it is safe to make a twelve hour trip being that my car has a cracked windshield that runs all the way across?

Thank you for your help.
Missinformed

Answer
it more than likly won't hurt. but if something hits it remember. its already broke . it won't shatter. due to the plastic that is made inbetween the layer of glass. but it will splinter. its up to you . me no i would get the windshield replaced. 1 st