It had to be a real crap shoot.
Apart from the security, weather and logistics, I have never read of heard of any capabilities or plans for a ‘do over’
Failure could not be considered to any degree or in any form. Any effort after this kind of failure would smell of desperation. This attempt HAD to succeed no matter what.
What tremendous courage and confidence there had to be in the Allied command, to risk so much against SUCH odds and with no recourse in the case of failure.
“What was D-Day”......
Ask a WWII vet who crawled up Omaha Beach or any of the other beaches along the northern coast of France and you will find out. (My Bro-in law was one of them, God rest his soul). It was not a picnic.
Amazing that almost everyone under the age of 30 probably never heard the term, I would bet it is not, or has not, been taught in our schools.
Its time for some HISTORY LESSONS.