New Tom Hanks movie "Greyhound"

[Frazod]

Originally Posted by Jenson71

Exactly what I thought. It even had the classic clapping/swelling music ending.

Overall, I liked it. It reminded me that anyone who signs up for the Navy is nearly insane.

I had no idea that U-boats needed to come up for air.

The subs of that era could only operate submerged for limited amounts of time. While completely underwater, they ran on battery power, as the diesel engines required air to function. They would run out of both breathable air and power if they stayed under for too long.