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to catch up on the latest episodes on the World.

This is CBS I on the World.

Here's John Bachelor.

This is CBS I series of the world. I'm John Bachelor continuing with Professor Nick Lloyd of the

Professor of Modern Warfare at Kings College London, the author of the new book The Eastern Front.

This is a companion to the professors at the Western Front.

Thinking of the Great War, that redraws the map of the 20th century and that we live with today. This is the battle

between Germany on the map today and Russia and all those lands in between that in the second war were the nightmares

called Bloodlands.

Here in the first war, the empires, the Romanov Empire in Russia, the Hoensolan, the Habsburg, the British Empire are

tangling on roads and railroad lines and mountain passes that are inadequate for modern warfare, but they're

sludging along. The casualties are numbing. Nick is very careful to give us all

the numbers and when you think about a success only leading to 200,000 casualties,

only 200,000 casualties or more. That tells you the understanding at the command level of what they're achieving. The idea of finding

a hole breaking through, roaming around, the monarch falling. These terms are thrown around for 14, 15, and 16, but it's now

...